n.職權(quán)的等級(jí)；階層；梯隊(duì)；梯次編隊(duì)

v.排成梯形

The upper echelons are ABs and the middle,BCs. 上層稱為AB級(jí)，中層稱為BC級(jí)。

To arrange or take place in an echelon. 排成梯隊(duì)排列成梯隊(duì)或以梯隊(duì)形式發(fā)生

A job in the lower echelon of the corporation. 一份公司底層工作

Be the Balance Upholder of Business Echelon! 成為企業(yè)梯隊(duì)平衡的維護(hù)商！

Officers were drawn largely from the top echelons of society. 這些官員大都來(lái)自社會(huì)上層。

The top echelons of politics and the clergy are riven with dissent. 不滿情緒使得政府高層以及宗教上層出現(xiàn)嚴(yán)重的分歧。