| 释义 |
[/ˈeʃəlɔn; ˋɛʃəˏlɑn/] n 用法:
1 level of authority or responsibility; rank in an organization 职权的等级; 级别:
the upper echelons of the Civil Service 政府部门的高层. 用法:
2 step-like formation of troops, aircraft, ships, etc 梯形编队:
aircraft flying in echelon, ie in a line stretching backwards to the left or right 成梯队飞行的飞机. |