音标:['eʃәlɒn] ; 柯林斯词典等级:1 级;
n. 梯形, 梯阵, 梯次编队
vt. 排成梯队
vi. 形成梯队
n. a body of troops arranged in a line
n. a diffraction grating consisting of a pile of plates of equal thickness arranged stepwise with a constant offset
词型变化:名词复数形式 : echelons
词性分布:
名词100%

echelon的用法和样例:

词汇搭配

  • echelon design分组设计
  • echelon formation梯形队形
  • echelon folds阶状褶皱
  • forward echelon第一梯队
  • echelon matrix梯(矩)阵
  • echelon form梯形
  • assault echelon突击梯队
  • echelon faults雁行断层
  • echelon clouds梯状云
  • echelon lens阶梯透镜
  • echelon grating阶梯光栅
  • en echelon雁列式的
  • echelon prism阶梯棱镜
  • echelon folding雁行状褶皱
  • echelon maintenance分级维修
  • advanced echelon先头梯队
  • echelon structure雁行构造,雁行式构造...

经典引文

  • The higher echelons of the law and politics have become almost an Oxford preserve.

    出自:Times
【近义词】

Bond:Bond here. M:Good morning,007...I know we ____(1)____ after Athens,but we have a situation developing,that requires immediate attention.Are you free to speak? Bond:Yes.I can talk.I'm in a hotel.I should be online in a moment. M:There you are.How

发表于:2018-12-28 / 阅读(43) / 评论(0) 分类 小龟乐游记英语短文

Yep, yep, yep, yuh, yuh, yuh 耶 I don't got a reason to lie 我没有理由撒谎 They gave me the key to the sky 尽管他们给我成功的秘诀 But I'd rather open my eyes 但我更愿意只睁开双眼 'Cause that's what'll keep me alive 因为这

发表于:2019-01-03 / 阅读(77) / 评论(0) 分类 听歌学英语

By Brian Padden Washington, DC 19 January 2007 watch Gilbert Arenas report The NBA, North America's professional basketball league, has a new star. Before Gilbert Arenas arrived, the Washington Wizards languished at the bottom of the standings. Two

发表于:2019-01-10 / 阅读(133) / 评论(0) 分类 2007年VOA标准英语(一月)

Medevac units play a crucial role in Afghanistan, providing emergency care and transportation to injured soldiers, and to Afghan civilians In July, the U.S military recorded its highest monthly death toll in the nine-year Afghanistan war. As the casu

发表于:2019-01-13 / 阅读(77) / 评论(0) 分类 VOA标准英语2010年(八)月

A group of reformist Iranian religious leaders is calling for a popular referendum to determine the fate of a disputed presidential election. Iranian supreme leader Ayatollah Ali Khamenei waves to the crowd during a religious ceremony (file photo) A

发表于:2019-01-14 / 阅读(67) / 评论(0) 分类 VOA标准英语2009年(七月)

More than 10,000 soldiers from the Chinese armed forces, WWII veterans, 500 military vehicles and about 200 aircraft participated in the rehearsal that started on Saturday night. The parade will commemorates the 70th anniversary of the victory of the

发表于:2019-02-05 / 阅读(56) / 评论(0) 分类 英语新闻

A group of reformist Iranian religious leaders is calling for a popular referendum to determine the fate of a disputed presidential election. 伊朗一些改革派宗教领袖呼吁举行一次全民公投来决定总统选举引起的争议。 At th

发表于:2019-02-14 / 阅读(86) / 评论(0) 分类 VOA双语新闻 2009年7月

China is a very important source of students for American education. And the money Chinese students bring with them has spawned an industry bent on seeing even more find their way here. As of last year, a report from the Institute of International Ed

发表于:2019-02-18 / 阅读(43) / 评论(0) 分类 英语新闻

UNIT 10 Text A PRE-READING TASK Exercise 1 Before reading the passage, think over the questions. 1. Computers have become more and more a part of our daily life. Name some of the specific jobs and act

发表于:2019-03-16 / 阅读(302) / 评论(0) 分类 实用英语综合教程