sillock

例句：

1. 1. The door was securely locked with a heavy metal bolt.
   这扇门用沉重的金属栓子牢牢锁住了。
2. 2.She used a pin to open the lock on her car's trunk.
   她用一个针来打开她汽车后备箱的锁。
3. 3. The latch on the window broke off, allowing the thief to escape.
   窗户上的锁扣断了，让小偷得以逃脱。