plug in

To connect (an appliance) to an electrical outlet.

插入電源：將（電器）聯在一個電源插座上

To function by being connected to an electrical outlet

接通電源：通過連結電源插座上工作產生功能

a power drill that plugs in.

插上電源的電鉆

plug into

To connect or be connected to in the manner of an electrical appliance

以電器的方式聯結或被聯結

The local system is plugged into the national telephone network. This computer plugs into a data bank.

這個地區性電話系統已與全國的電話網連接。這臺計算機與資料庫連線

&I{Slang} To cause to be closely attuned or responsive to

&I{【俚語】} 使與…緊密協調，使與…產生共鳴

connoisseurs who are plugged into the current art scene.

與當前的藝術景觀產生共鳴的鑒賞家

plug something in

connect an electrical appliance to the mains by inserting a plug in a socket

（將插頭插入插座以） 給…接通電源；接通電源