|
halotrichite 铁明矾 铁明矾 Halotrichite \ Hal* o* tri" chite\ ( h[ a^] l*[- o]* tr[ imac]" k[ imac] t), n. [ Gr. " a` ls sea qri` x, tricho` s, hair.] ( Min.) An iron alum occurring in silky fibrous aggregates of a yellowish white color. [ 1913 Webster]
Feather \ Feath" er\ ( f[ e^][ th]"[~ e] r), n. [ OE. fether, AS. fe[ eth] er; akin to D. veder, OHG. fedara, G. feder, Icel. fj[" o][ eth] r, Sw. fj[ aum] der, Dan. fj[ ae] der, Gr. ptero` n wing, feather, pe` tesqai to fly, Skr. pattra wing, feather, pat to fly, and prob. to L. penna feather, wing. [ root] 76, 248. Cf. { Pen} a feather.] 1. One of the peculiar dermal appendages, of several kinds, belonging to birds, as contour feathers, quills, and down. [ 1913 Webster] Note: An ordinary feather consists of the quill or hollow basal part of the stem; the shaft or rachis, forming the upper, solid part of the stem; the vanes or webs, implanted on the rachis and consisting of a series of slender lamin[ ae] or barbs, which usually bear barbules, which in turn usually bear barbicels and interlocking hooks by which they are fastened together. See { Down}, { Quill}, { Plumage}. 2. Kind; nature; species; -- from the proverbial phrase, " Birds of a feather," that is, of the same species. [ R.] [ 1913 Webster] I am not of that feather to shake off My friend when he must need me. -- Shak. [ 1913 Webster] 3. The fringe of long hair on the legs of the setter and some other dogs. [ 1913 Webster] 4. A tuft of peculiar, long, frizzly hair on a horse. [ 1913 Webster] 5. One of the fins or wings on the shaft of an arrow. [ 1913 Webster] 6. ( Mach. & Carp.) A longitudinal strip projecting as a fin from an object, to strengthen it, or to enter a channel in another object and thereby prevent displacement sidwise but permit motion lengthwise; a spline. [ 1913 Webster] 7. A thin wedge driven between the two semicylindrical parts of a divided plug in a hole bored in a stone, to rend the stone. -- Knight. [ 1913 Webster] 8. The angular adjustment of an oar or paddle- wheel float, with reference to a horizontal axis, as it leaves or enters the water. [ 1913 Webster] Note: Feather is used adjectively or in combination, meaning composed of, or resembling, a feather or feathers; as, feather fan, feather- heeled, feather duster. [ 1913 Webster] { Feather alum} ( Min.), a hydrous sulphate of alumina, resulting from volcanic action, and from the decomposition of iron pyrites; -- called also { halotrichite}. -- Ure. { Feather bed}, a bed filled with feathers. { Feather driver}, one who prepares feathers by beating. { Feather duster}, a dusting brush of feathers. { Feather flower}, an artifical flower made of feathers, for ladies' headdresses, and other ornamental purposes. { Feather grass} ( Bot.), a kind of grass ({ Stipa pennata}) which has a long feathery awn rising from one of the chaffy scales which inclose the grain. { Feather maker}, one who makes plumes, etc., of feathers, real or artificial. { Feather ore} ( Min.), a sulphide of antimony and lead, sometimes found in capillary forms and like a cobweb, but also massive. It is a variety of Jamesonite. { Feather shot}, or { Feathered shot} ( Metal.), copper granulated by pouring into cold water. -- Raymond. { Feather spray} ( Naut.), the spray thrown up, like pairs of feathers, by the cutwater of a fast- moving vessel. { Feather star}. ( Zool.) See { Comatula}. { Feather weight}. ( Racing) ( a) Scrupulously exact weight, so that a feather would turn the scale, when a jockey is weighed or weighted. ( b) The lightest weight that can be put on the back of a horse in racing. -- Youatt. ( c) In wrestling, boxing, etc., a term applied to the lightest of the classes into which contestants are divided; -- in contradistinction to { light weight}, { middle weight}, and { heavy weight}. { A feather in the cap} an honour, trophy, or mark of distinction. [ Colloq.] { To be in full feather}, to be in full dress or in one' s best clothes. [ Collog.] { To be in high feather}, to be in high spirits. [ Collog.] { To cut a feather}. ( a) ( Naut.) To make the water foam in moving; in allusion to the ripple which a ship throws off from her bows. ( b) To make one' s self conspicuous. [ Colloq.] { To show the white feather}, to betray cowardice, -- a white feather in the tail of a cock being considered an indication that he is not of the true game breed. [ 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:
- PTA | 程序设计类实验辅助教学平台
平台已支撑多项国家级项目,包括科技部科技创新重大项目和国家自然科学基金重点项目等,并为诸多教师用户获得国家级、省级等各级教改项目支持提供全套解决方案。 拼题A,以面向未来、赋能教育、精益求精的理念著称,拥有丰富的程序设计类能力培养经验。
- PTA 开源项目使用教程 - CSDN博客
文章浏览阅读1 6k次,点赞5次,收藏7次。 PTA 是一个开源项目,旨在提供一个高效的程序设计类实验辅助教学平台。 该项目由 `jinzcdev` 开发,主要用于帮助教师减轻传统教学压力,精准把握学生的能力水平。
- 【免费下载】 PTA 开源项目使用教程 - CSDN博客
PTA-Web 使用了现代的前端技术栈,如 React 和 Redux,确保了平台的性能和用户体验。 通过以上模块的介绍和使用指南,您可以快速上手并充分利用 PTA 开源项目,提升程序设计教学和学习的效率。
- PTA程序设计辅助平台:功能解析与使用指南_文心快码
PTA平台通过多题型支持、智能判题模式和教学质量保障体系,为高校和企业提供高效的程序评测与教学辅助服务。 其核心功能包括代码查重、随机组卷和OMS监考系统,支持20万人同时在线。
- pintia. cn - PTA | 程序设计类实验辅助教学平台 - Pintia
千名教师建设,万道高质量题目,百万用户拼题的程序设计实验辅助教学平台
- 2025-2026学年pta程序设计类实验辅助教学平台_百度文库
2025-2026学年pta程序设计类实验辅助教学平台-2025-2026学年pta程序设计类实验辅助教学平台 3 简答题: - 简述pta平台对编程学习的好处。 4 编程题: - 请使用pta平台编写一个简单的Python程序,实现以下功能:计算两个整数的和。 5 讨论题: - 在团队合作中,你认为应该如何发挥每个人的优势,共同
- PTA - 产品介绍
系统创建之初,全称为“程序设计类教学辅助教学平台”(Programming Teaching Assistant,亦简称 PTA)。 发展到今天,已不限于计算机程序设计类课程的辅助教学,而是将功能延伸到覆盖了各个学科 0 余门课程。
- 程序设计类实验辅助教学平台 - zwu. edu. cn
https: pintia cn 程序设计类实验辅助教学平台 发布者:杨爱民 发布时间:2019-05-14 浏览次数: 7026
- 基于PTA 平台的程序设计类课程教学改革实践
摘要针对目前程序设计类课程大多使用各类自动评测OJ(Online Judge)系统进行作业提交与线上考试的教学实际,分析了大一年级学生编程能力弱,作业代码雷同等问题的原因,实施了基于PTA实验辅助教学平台的课程教学改革,提高了程序设计类课程的教学质量,培养了学生的自创能力。
- pta程序设计类实验辅助教学平台app - 唐软
pta程序设计类实验辅助教学平台app是一款专为程序设计类实验设计的辅助教学软件。 它可以帮助学生更好地理解和掌握程序设计类知识,提高他们的编程能力和解决问题的能力。
|
|