Echelons
n. (机构中的)等级, 阶层( echelon的复数形式 ); (军舰、士兵、飞机等的)梯形编队
🗣️ 情景例句
That's a good buy.
那买得便宜。
I am beginning to understand that my personality is very complicated.
我开始明白自己的性格非常复杂。
The hottest month is July. Autumn starts in August, and goes on to October.
最热的月份是7月。秋天开始于8月,持续到10月。
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