plug in

• • 插上(电器的)插头(以接通电源)；(电器)被插在插座上接通电源：

    Could you plug in the electric kettle,please?

    请你把电热壶的插头插上，可以吗?

  • 雇用：

    There were fewer temporary engineers to plug in in that city because of low pay.

    由于报酬低，该城市雇用得到的临时工程师就更少了。

  • [美国俚语](插上插头般)接通：

    He knew I didn’t plug in to what he was talking about.

    他知道我没有留意在听他说的话。