hook and eye

hook-and-eye的词性：
n.（名词）

1. A clothes fastener consisting of a small blunt metal hook that is inserted in a corresponding loop or eyelet.
钩眼扣：一种衣服扣袢，上有一个钝的小金属钩，插在相应的搭环或金属圈内

2. A latch consisting of a hook that is inserted in a screw eye.
钩扣铰链：一种门闩，用一个钩插在螺丝眼里