They are also under - represented in the upper echelons of management.她们只是上层管理梯队中的少数分子.They are all northwest strikes , echelons and left - lateral strike - slips.它们走向北西, 雁行斜列,左行走滑.The upper echelons are ABs and the midd...

echelons的音标：...

n.（机构中的）等级，阶层( echelon的名词复数 )，（军舰、士兵、飞机等的）梯形编队...

They are also under - represented in the upper echelons of management.她们只是上层管理梯队中的少数分子.They are all northwest strikes , echelons and left - lateral strike - slips.它们走向北西, 雁行斜列,左行走滑.Officers were drawn largely from the to...