echelon

英 [ˈeʃəlɒn]

美 [ˈeʃəlɑːn]

n.  职权的等级; 阶层; (士兵、飞机等的)梯形编队，梯队

复数：echelons　过去式：echeloned　

Collins.1 / BNC.14534 / COCA.16723

牛津词典

noun

• 职权的等级；阶层
  a rank or position of authority in an organization or a society
  1. the lower/upper/top/higher echelons of the Civil Service
     文职部门的低层 / 上层 / 最高层 / 高层
• （士兵、飞机等的）梯形编队，梯队
  an arrangement of soldiers, planes, etc. in which each one is behind and to the side of the one in front

柯林斯词典

• N-COUNT 等级;阶层
  Anechelonin an organization or society is a level or rank in it.
  1. ...the lower echelons of society.
     社会等级较低的阶层
• （士兵、车辆、军舰、飞机等的）梯形编队,梯队
  Anechelonis a military formation in which soldiers, vehicles, ships, or aircraft follow each other but are spaced out sideways so that they can see ahead.

英英释义

noun

• a diffraction grating consisting of a pile of plates of equal thickness arranged stepwise with a constant offset
• a body of troops arranged in a line

双语例句

• Application Research of Parallel Computing in Resolving the Military Railway Echelon Loading NP Problem
  并行计算解决部队铁路梯队装载NP问题应用研究
• Longjing Movement is transpressional, and the transpressional structures in Xihu sag are characterized by staggered second-order structure belts, en echelon anticlines and conjugate faults.
  龙井运动具压扭特点，西湖凹陷压扭构造特征表现为二级构造带错开排列、背斜构造雁行排列和断层共轭排列。
• The evolution and formation of the left echelon VOLCANIC-SEDIMENTARY BASINS IN ALTAI and the tracing of their metallogenic activities
  阿尔泰左型雁列式火山－沉积盆地形成、演化及成矿活动追踪
• An echelon fracture model for the Tangshan earthquake sequence as well as simulation in theory and experiment
  唐山地震破裂过程的雁行断裂模式及理论和试验的模拟
• More than that, Tracy McGrady said it can lift the Rockets to a different echelon.
  麦蒂认为，替补队员的作用远不止如此，他们会将火箭队提升到更高的水平。
• Planning and Management of A Company Echelon Personnel Building Project
  A公司梯次人才建设项目的规划与管理
• Analysis Echelon Building of Men's Volleyball Team in Grass-roots Level in Sichuan Province
  浅析四川省男子基层排球队的梯队建设
• "It is the absolutely highest echelon of quality coffee," says hurst.
  “这绝对是优质咖啡的金字塔顶端，”赫斯特称。
• But in the process of policy, decision making echelon in the United States had internal differences seriously.
  但在政策的制定过程中，美国决策层内部分歧严重。
• They are the sort of attributes that should push Teixeira toward a new echelon of enemy-dom in Beantown.
  就是这样的特质，让塔克薛拉在波士顿的「敌军身份」晋升到一个新的官阶。