hook and eye

例句：

1. 1.The hook and eye on the door areeasy to open.
   门上的钩子和眼线很容易打开。
2. 2. They hooked upwith each other for a few weeks beforebreaking up.
   他们在一起几周后就分手了。
3. 3. Thelock was so complicated that it took mehours to hook up the deadbolt.
   这把锁太复杂了，我花了好几个小时才装上死把手。