step-in

常见例句

A well-tied tie is a first serious step in life.
结得整整齐齐的领带，是人生严肃的第一步。
They have made a big step in their business.
他们在事业上迈进了一大步。
I asked him why he didn't step in and help stop the argument.
我问他，为什么他不进行干预，制止这场争论。
The man stepped in and asked for my father.
那个人走进来求见我父亲。
The enemy got a chance to step in.
敌人乘虚而入。
The upper horizontal part of a step in a staircase.
踏步板楼梯中一个台阶上的水平的上部