lever

1. N-COUNT A lever is a handle or bar that is attached to a piece of machinery and which you push or pull in order to operate the machinery. 控制杆

Push the tiny lever on the lock and let the door lock itself. 推鎖上的小控制杆，讓門自動鎖上。

2. →see also gear lever

3. N-COUNT A lever is a long bar, one end of which is placed under a heavy object so that when you press down on the other end you can move the object. 杠杆

He examined the machine, worked a lever that lifted the lid. 他檢查了機器，竝使用杠杆打開蓋子。

4. V-T If you lever something in a particular direction, you move it there, especially by using a lot of effort. 撬動

Neighbours eventually levered open the door with a crowbar. 鄰居們最後用一根撬棍撬開了門。