step-in

常见例句

A well-tied tie is a first serious step in life.
結得整整齊齊的領帶，是人生嚴肅的第一步。
They have made a big step in their business.
他們在事業上邁進了一大步。
I asked him why he didn't step in and help stop the argument.
我問他，爲什麽他不進行乾預，制止這場爭論。
The man stepped in and asked for my father.
那個人走進來求見我父親。
The enemy got a chance to step in.
敵人乘虛而入。
The upper horizontal part of a step in a staircase.
踏步板樓梯中一個台堦上的水平的上部