to jump in
[phrase form: jump]
01
参与, 投入
to get involved in something without delay
例子
She did n't waste any time; she jumped in and took charge of the emergency situation.
她没有浪费时间；她立即投入并负责了紧急情况。
02
插话, 加入讨论
to interrupt a conversation or discussion to contribute one's input or thoughts
例子
She did n't hesitate to jump in when she had an important question.
当她有一个重要问题时，她毫不犹豫地插话。
