push in (或 into)
把(某人或某物)推入；把…塞入：
You can push the pin in with your thumb.
你可以用大拇指把图钉按进去。
挤进去；插手；插话：
Don't push in,wait in line like everyone else.
不要插队，像别人一样排队等候。
(船)靠岸
[口语]闯入：
The wife can push in,and take over the man's place.
妻子可以闯入丈夫的领地取代他的作用。
cut in
把…切成：
She cut the meat in pieces.
她把肉切成许多块。
插嘴，打断：
He always cuts in while other people are talking.
别人说话时他总爱插嘴。
插入；插进队列，加塞：
He cut in at the head of the line.
他在队列的最前头加塞。
干涉，干预：
I think I ought to cut in on what they are doing.
我认为对他们现在干的事我应当进行干预。
抢先；超车：
Accidents are often caused by drivers who try to cut in.
司机超车抢挡常常造成意外事故。
夺…的舞伴，截舞：
I had only danced with Mary about three minutes when someone cut in.
我和玛丽刚刚跳了大约三分钟的舞，就有人来截舞。