|
whitest 音标拼音: [w'ɑɪtɪst] [hw'ɑɪtɪst] a. 白的,苍白的 白的,苍白的 White \ White\ ( hw[ imac] t), a. [ Compar. { Whiter} ( hw[ imac] t"[~ e] r); superl. { Whitest}.] [ OE. whit, AS. hw[ imac] t; akin to OFries. and OS. hw[ imac] t, D. wit, G. weiss, OHG. w[ imac] z, hw[ imac] z, Icel. hv[ imac] tr, Sw. hvit, Dan. hvid, Goth. hweits, Lith. szveisti, to make bright, Russ. sviet' light, Skr. [, c] v[= e] ta white, [, c] vit to be bright. [ root] 42. Cf. { Wheat}, { Whitsunday}.] [ 1913 Webster] 1. Reflecting to the eye all the rays of the spectrum combined; not tinted with any of the proper colors or their mixtures; having the color of pure snow; snowy; -- the opposite of { black} or { dark}; as, white paper; a white skin. " Pearls white." -- Chaucer. [ 1913 Webster] White as the whitest lily on a stream. -- Longfellow. [ 1913 Webster] 2. Destitute of color, as in the cheeks, or of the tinge of blood color; pale; pallid; as, white with fear. [ 1913 Webster] Or whispering with white lips, " The foe! They come! they come!" -- Byron. [ 1913 Webster] 3. Having the color of purity; free from spot or blemish, or from guilt or pollution; innocent; pure. [ 1913 Webster] White as thy fame, and as thy honor clear. -- Dryden. [ 1913 Webster] No whiter page than Addison' s remains. -- Pope. [ 1913 Webster] 4. Gray, as from age; having silvery hair; hoary. [ 1913 Webster] Your high engendered battles ' gainst a head So old and white as this. -- Shak. [ 1913 Webster] 5. Characterized by freedom from that which disturbs, and the like; fortunate; happy; favorable. [ 1913 Webster] On the whole, however, the dominie reckoned this as one of the white days of his life. -- Sir W. Scott. [ 1913 Webster] 6. Regarded with especial favor; favorite; darling. [ 1913 Webster] Come forth, my white spouse. -- Chaucer. [ 1913 Webster] I am his white boy, and will not be gullet. -- Ford. [ 1913 Webster] Note: White is used in many self- explaining compounds, as white- backed, white- bearded, white- footed. [ 1913 Webster] { White alder}. ( Bot.) See { Sweet pepper bush}, under { Pepper}. { White ant} ( Zool.), any one of numerous species of social pseudoneuropterous insects of the genus { Termes}. These insects are very abundant in tropical countries, and form large and complex communities consisting of numerous asexual workers of one or more kinds, of large- headed asexual individuals called soldiers, of one or more queens ( or fertile females) often having the body enormously distended by the eggs, and, at certain seasons of numerous winged males, together with the larvae and pupae of each kind in various stages of development. Many of the species construct large and complicated nests, sometimes in the form of domelike structures rising several feet above the ground and connected with extensive subterranean galleries and chambers. In their social habits they closely resemble the true ants. They feed upon animal and vegetable substances of various kinds, including timber, and are often very destructive to buildings and furniture. { White arsenic} ( Chem.), arsenious oxide, { As2O3}, a substance of a white color, and vitreous adamantine luster, having an astringent, sweetish taste. It is a deadly poison. { White bass} ( Zool.), a fresh- water North American bass ({ Roccus chrysops}) found in the Great Likes. { White bear} ( Zool.), the polar bear. See under { Polar}. { White blood cell}. ( Physiol.) See { Leucocyte}. { White brand} ( Zool.), the snow goose. { White brass}, a white alloy of copper; white copper. { White campion}. ( Bot.) ( a) A kind of catchfly ({ Silene stellata}) with white flowers. ( b) A white- flowered Lychnis ({ Lychnis vespertina}). { White canon} ( R. C. Ch.), a Premonstratensian. { White caps}, the members of a secret organization in various of the United States, who attempt to drive away or reform obnoxious persons by lynch- law methods. They appear masked in white. Their actions resembled those of the Ku Klux Klan in some ways but they were not formally affiliated with the Klan, and their victims were often not black. { White cedar} ( Bot.), an evergreen tree of North America ({ Thuja occidentalis}), also the related { Cupressus thyoides}, or { Chamaecyparis sphaeroidea}, a slender evergreen conifer which grows in the so- called cedar swamps of the Northern and Atlantic States. Both are much valued for their durable timber. In California the name is given to the { Libocedrus decurrens}, the timber of which is also useful, though often subject to dry rot. -- Goodale. The white cedar of Demerara, Guiana, etc., is a lofty tree ({ Icica altissima} syn. { Bursera altissima}) whose fragrant wood is used for canoes and cabinetwork, as it is not attacked by insect. { White cell}. ( Physiol.) See { Leucocyte}. { White cell- blood} ( Med.), leucocythaemia. { White clover} ( Bot.), a species of small perennial clover bearing white flowers. It furnishes excellent food for cattle and horses, as well as for the honeybee. See also under { Clover}. { White copper}, a whitish alloy of copper. See { German silver}, under { German}. { White copperas} ( Min.), a native hydrous sulphate of iron; coquimbite. { White coral} ( Zool.), an ornamental branched coral ({ Amphihelia oculata}) native of the Mediterranean. { White corpuscle}. ( Physiol.) See { Leucocyte}. { White cricket} ( Zool.), the tree cricket. { White crop}, a crop of grain which loses its green color, or becomes white, in ripening, as wheat, rye, barley, and oats, as distinguished from a green crop, or a root crop. { White currant} ( Bot.), a variety of the common red currant, having white berries. { White daisy} ( Bot.), the oxeye daisy. See under { Daisy}. { White damp}, a kind of poisonous gas encountered in coal mines. -- Raymond. { White elephant} ( Zool.), ( a) a whitish, or albino, variety of the Asiatic elephant. ( b) see { white elephant} in the vocabulary. { White elm} ( Bot.), a majestic tree of North America ({ Ulmus Americana}), the timber of which is much used for hubs of wheels, and for other purposes. { White ensign}. See { Saint George' s ensign}, under { Saint}. { White feather}, a mark or symbol of cowardice. See { To show the white feather}, under { Feather}, n. { White fir} ( Bot.), a name given to several coniferous trees of the Pacific States, as { Abies grandis}, and { Abies concolor}. { White flesher} ( Zool.), the ruffed grouse. See under { Ruffed}. [ Canada] { White frost}. See { Hoarfrost}. { White game} ( Zool.), the white ptarmigan. { White garnet} ( Min.), leucite. { White grass} ( Bot.), an American grass ({ Leersia Virginica}) with greenish- white paleae. { White grouse}. ( Zool.) ( a) The white ptarmigan. ( b) The prairie chicken. [ Local, U. S.] { White grub} ( Zool.), the larva of the June bug and other allied species. These grubs eat the roots of grasses and other plants, and often do much damage. { White hake} ( Zool.), the squirrel hake. See under { Squirrel}. { White hawk}, or { White kite} ( Zool.), the hen harrier. { White heat}, the temperature at which bodies become incandescent, and appear white from the bright light which they emit. { White hellebore} ( Bot.), a plant of the genus { Veratrum} ({ Veratrum album}) See { Hellebore}, 2. { White herring}, a fresh, or unsmoked, herring, as distinguished from a red, or cured, herring. [ R.] -- Shak. { White hoolet} ( Zool.), the barn owl. [ Prov. Eng.] { White horses} ( Naut.), white- topped waves; whitecaps. { The White House}. See under { House}. { White ibis} ( Zool.), an American ibis ({ Guara alba}) having the plumage pure white, except the tips of the wings, which are black. It inhabits tropical America and the Southern United States. Called also { Spanish curlew}. { White iron}. ( a) Thin sheets of iron coated with tin; tinned iron. ( b) A hard, silvery- white cast iron containing a large proportion of combined carbon. { White iron pyrites} ( Min.), marcasite. { White land}, a tough clayey soil, of a whitish hue when dry, but blackish after rain. [ Eng.] { White lark} ( Zool.), the snow bunting. { White lead}. ( a) A carbonate of lead much used in painting, and for other purposes; ceruse. ( b) ( Min.) Native lead carbonate; cerusite. { White leather}, buff leather; leather tanned with alum and salt. { White leg} ( Med.), milk leg. See under { Milk}. { White lettuce} ( Bot.), rattlesnake root. See under { Rattlesnake}. { White lie}. See under { Lie}. { White light}. ( a) ( Physics) Light having the different colors in the same proportion as in the light coming directly from the sun, without having been decomposed, as by passing through a prism. See the Note under { Color}, n., 1. ( b) A kind of firework which gives a brilliant white illumination for signals, etc. { White lime}, a solution or preparation of lime for whitewashing; whitewash. { White line} ( Print.), a void space of the breadth of a line, on a printed page; a blank line. { White meat}. ( a) Any light- colored flesh, especially of poultry. ( b) Food made from milk or eggs, as butter, cheese, etc. [ 1913 Webster] Driving their cattle continually with them, and feeding only upon their milk and white meats. -- Spenser. [ 1913 Webster] { White merganser} ( Zool.), the smew. { White metal}. ( a) Any one of several white alloys, as pewter, britannia, etc. ( b) ( Metal.) A fine grade of copper sulphide obtained at a certain stage in copper smelting. { White miller}. ( Zool.) ( a) The common clothes moth. ( b) A common American bombycid moth ({ Spilosoma Virginica}) which is pure white with a few small black spots; -- called also { ermine moth}, and { virgin moth}. See { Woolly bear}, under { Woolly}. { White money}, silver money. { White mouse} ( Zool.), the albino variety of the common mouse. { White mullet} ( Zool.), a silvery mullet ({ Mugil curema}) ranging from the coast of the United States to Brazil; -- called also { blue- back mullet}, and { liza}. { White nun} ( Zool.), the smew; -- so called from the white crest and the band of black feathers on the back of its head, which give the appearance of a hood. { White oak}. ( Bot.) See under { Oak}. { White owl}. ( Zool.) ( a) The snowy owl. ( b) The barn owl. { White partridge} ( Zool.), the white ptarmigan. { White perch}. ( Zool.) ( a) A North American fresh- water bass ({ Morone Americana}) valued as a food fish. ( b) The croaker, or fresh- water drum. ( c) Any California surf fish. { White pine}. ( Bot.) See the Note under { Pine}. { White poplar} ( Bot.), a European tree ({ Populus alba}) often cultivated as a shade tree in America; abele. { White poppy} ( Bot.), the opium- yielding poppy. See { Poppy}. { White powder}, a kind of gunpowder formerly believed to exist, and to have the power of exploding without noise. [ Obs.] [ 1913 Webster] A pistol charged with white powder. -- Beau. & Fl. [ 1913 Webster] { White precipitate}. ( Old Chem.) See under { Precipitate}. { White rabbit}. ( Zool.) ( a) The American northern hare in its winter pelage. ( b) An albino rabbit. { White rent}, ( a) ( Eng. Law) Formerly, rent payable in silver; -- opposed to black rent. See { Blackmail}, n., 3. ( b) A rent, or duty, of eight pence, payable yearly by every tinner in Devon and Cornwall to the Duke of Cornwall, as lord of the soil. [ Prov. Eng.] { White rhinoceros}. ( Zool.) ( a) The one- horned, or Indian, rhinoceros ({ Rhinoceros Indicus}). See { Rhinoceros}. ( b) The umhofo. { White ribbon}, the distinctive badge of certain organizations for the promotion of temperance or of moral purity; as, the White- ribbon Army. { White rope} ( Naut.), untarred hemp rope. { White rot}. ( Bot.) ( a) Either of several plants, as marsh pennywort and butterwort, which were thought to produce the disease called rot in sheep. ( b) A disease of grapes. See { White rot}, under { Rot}. { White sage} ( Bot.), a white, woolly undershrub ({ Eurotia lanata}) of Western North America; -- called also { winter fat}. { White salmon} ( Zool.), the silver salmon. { White salt}, salt dried and calcined; decrepitated salt. { White scale} ( Zool.), a scale insect ({ Aspidiotus Nerii}) injurious to the orange tree. See { Orange scale}, under { Orange}. { White shark} ( Zool.), a species of man- eating shark. See under { Shark}. { White softening}. ( Med.) See { Softening of the brain}, under { Softening}. { White spruce}. ( Bot.) See { Spruce}, n., 1. { White squall} ( Naut.), a sudden gust of wind, or furious blow, which comes up without being marked in its approach otherwise than by whitecaps, or white, broken water, on the surface of the sea. { White staff}, the badge of the lord high treasurer of England. -- Macaulay. { White stork} ( Zool.), the common European stork. { White sturgeon}. ( Zool.) See { Shovelnose} ( d) . { White sucker}. ( Zool.) ( a) The common sucker. ( b) The common red horse ({ Moxostoma macrolepidotum}). { White swelling} ( Med.), a chronic swelling of the knee, produced by a strumous inflammation of the synovial membranes of the kneejoint and of the cancellar texture of the end of the bone forming the kneejoint; -- applied also to a lingering chronic swelling of almost any kind. { White tombac}. See { Tombac}. { White trout} ( Zool.), the white weakfish, or silver squeteague ({ Cynoscion nothus}), of the Southern United States. { White vitriol} ( Chem.), hydrous sulphate of zinc. See { White vitriol}, under { Vitriol}. { White wagtail} ( Zool.), the common, or pied, wagtail. { White wax}, beeswax rendered white by bleaching. { White whale} ( Zool.), the beluga. { White widgeon} ( Zool.), the smew. { White wine}. any wine of a clear, transparent color, bordering on white, as Madeira, sherry, Lisbon, etc.; -- distinguished from wines of a deep red color, as port and Burgundy. " White wine of Lepe." -- Chaucer. { White witch}, a witch or wizard whose supernatural powers are supposed to be exercised for good and beneficent purposes. -- Addison. -- Cotton Mather. { White wolf}. ( Zool.) ( a) A light- colored wolf ({ Canis laniger}) native of Thibet; -- called also { chanco}, { golden wolf}, and { Thibetan wolf}. ( b) The albino variety of the gray wolf. { White wren} ( Zool.), the willow warbler; -- so called from the color of the under parts. [ 1913 Webster] [ 1913 Webster]
|
安装中文字典英文字典查询工具!
中文字典英文字典工具:
英文字典中文字典相关资料:
- AI自习室:教育新风口还是智商税? - 知乎
近年来,AI自习室在全国范围内快速扩张,石家庄、厦门、长沙等地已出现大量门店,甚至周末“一座难求” 。 这种新型学习模式号称能通过AI技术精准定位学习薄弱点,提供个性化辅导,帮助学生高效提分。 然而,它的适…
- 2026 AI教育新趋势:AI自习室从概念走向机构常态化刚需
进入2026年,AI教育行业已告别早期概念炒作,进入务实落地、深度服务、长期运营的新阶段。 政策引导、技术成熟、家长需求升级三重驱动下,AI自习室不再是锦上添花的创新项目,而是教育机构提升竞争力、实现稳定发展的重要基础设施。
- “AI自习室”火了,线下教育进入AI时代?-36氪
然后,李文就非常熟练的开始向雷科技介绍松鼠AI自习室的学习流程,首先会安排孩子在AI学习机上进行一轮测试,并通过AI来分析孩子目前的学习情况,然后AI会根据个人情况安排学习项目。 比如说检测到孩子的数学、化学比较差,AI就会根据科目的重要性和孩子的知识点缺失程度生成个性化的学习方案,而且只有在孩子学会了当前阶段的知识点后,AI才会开始下一阶段的教学。
- 国内目前AI智能自习室为什么这么火,AI自习室到底是做什么的?
AI自习室以“非学科类”定位,提供自习空间和个性化学习支持,规避了政策风险,成为教培行业转型的重要方向。 此外,教育部推动教育数字化、智能化的政策支持也为AI自习室的发展提供了有利条件。 技术赋能是AI自习室的核心竞争力。
- AI自习室:究竟是噱头还是新风潮?_网易订阅
AI自习室是一种将人工智能技术与自主学习(自我调节学习)场景深度融合的新型学习空间,是主要面向中小学生、成人学习者等群体,旨在通过智能化手段提升学习效率和效果的一种教育模式。 作为一种学习模式,AI自习室通过智能硬件设备(电脑或平板电脑)、沉浸式学习空间(Learning Common)、个性化学习资源推荐(AI应用)、智能学习辅导(AI助学系统)、学习过程管理与监督以及互动与交流等多个方面,为学习者提供更高效、更个性化的学习体验。 简单地说,AI自习室是一个物理(当前主要是物理的)或虚拟的学习空间,配备AI技术(如智能学习终端、数据分析系统等),为学生提供个性化学习支持。 它不仅是传统的自习场所,还通过AI技术实现精准辅导、学习路径规划和学习效果评估。 2 为什么AI自习室会火?
- AI自习室逐渐兴起,“AI+督学”模式效果如何?_教育频道_央视 . . .
原标题:AI自习室逐渐兴起,“AI+督学”模式效果如何? “学习机负责教书,督导老师负责育人”“用AI代替老师,‘双减’政策下的托管班”……越来越多的AI自习室,在居民区、校园旁悄然出现。
- AI自习室能成为“伴学良师”吗 - 新华网
当前,AI自习室正成为一门火热的生意,其以“精准检测弱点”“弥补知识空白”“促进自主学习”等为卖点,吸引了许多家长。 今年10月,北京市教委发布《北京市教育领域人工智能应用指南》,明确人工智能在6大重点教育领域、29个典型场景的应用规范,其中AI伴学是“以智助学”的典型应用之一。 而AI自习室正是AI伴学的一种具体实践。 AI自习室的核心是通过由AI算法和大模型支持的学习机与学习机上的智能助学系统,提供线下督学、托管等服务,打造“以智助学”的新型学习空间。 与传统自习室相比,AI自习室为学生配备了智能学习设备,这些设备能够依据学生的答题情况自动调整题目难度,并针对学生的薄弱知识点精准推送题目。 前述自习室负责人张磊介绍,针对学生个体差异,AI自习室会制定个性化的辅导方案。
- “AI自习室”是风口还是噱头?专家:智能化程度与有效性存疑 . . .
”近日,新京报记者发现,在人工智能技术赋能教育的大背景下,“AI自习室”出现在多个城市街头,不少教育科技企业也入局“AI自习室”赛道
- “AI自习室”能否提升学习效率?更适合哪类学生?专家分析
周末,在杭州西湖区一家AI自习室里,坐满了小学、初中、高中不同学段的学生,大家都盯着各自的学习机,忙着刷题。 学生 赵嘉宁: 英语、数学,不会的题目它就会有视频给你看。 家长 吴梅梅: 孩子平时基础都还可以,但是都没有达到满分,通过测评找到他的知识漏洞。 和传统自习模式不同,每间AI自习室配有一名督学人员,掌握着每一名学生的学习进度,包括电脑后台汇集了答题的正确率、专注时长、未掌握知识点等情况。 根据这些大数据,帮助学生制订个性化学习计划。 调查多家自习室后记者发现,选择AI自习的家长,大多想让孩子通过精准刷题,查漏补缺。 但也有部分家长在接触AI学习模式后,提出了自己的顾虑。 家长 王玉叶: 经常刷题会固化思维。 家长 杜女士: 小孩子如果提前学过了,事先看过了,有可能就是上课分神一点。
- AI自习室:创新还是噱头? - 知乎
这种利用AI技术来改变传统的教育模式,都可以说是自习室学习模式的新尝试。 目前,AI 自习室的用户群体大致可分为两种:一种是面向中小学生,为他们提供课后辅导及知识培训等服务。
|
|