Ech
abbr. echelon 梯形，梯次编队
🗣️ 情景例句
Well, do you have the phone number there?
那么， 有那儿的电话号码吗？
He who fears being conquered is sure of defeat.
怕吃败仗的就要打败仗。
Hello, Jim! Nice to meet you.
吉姆，你好。见到你很高兴！