lock

1. V-T When you lock something such as a door, drawer, or case, you fasten it, usually with a key, so that other people cannot open it. 锁

Are you sure you locked the front door?

你确定锁前门了吗？

2. N-COUNT The lock on something such as a door or a drawer is the device which is used to keep it shut and prevent other people from opening it. Locks are opened with a key. 锁

At that moment he heard Gill's key turning in the lock of the door. 那时他听到吉尔的钥匙在门锁里转动的声音。

3. V-T If you lock something or someone in a place, room, or container, you put them there and fasten the lock. 将…锁起来

Her maid locked the case in the safe. 她的女仆把那盒子锁进了保险箱。

4. V-T/V-I If you lock something in a particular position, or if it locks there, it is held or fitted firmly in that position. 锁定

He leaned back in the swivel chair and locked his fingers behind his head. 他向后靠在转椅上，两手手指交叉锁定在脑后。

5. N-COUNT On a canal or river, a lock is a place where walls have been built with gates at each end so that boats can move to a higher or lower section of the canal or river, by gradually changing the water level inside the gates. 水闸

As the lock filled, the ducklings rejoined their mother to wait for another vessel to go through. 水闸里注满水时，小鸭子们回到它们的妈妈身旁等待另一艘船通过。

6. N-COUNT A lock of hair is a small bunch of hairs on your head that grow together and curl or curve in the same direction. (一) 绺

She brushed a lock of hair off his forehead. 她拂开他额头的一绺头发。