n. a joint that holds two parts together so that one can swing relative to the other
n. a circumstance upon which subsequent events depend
v. attach with a hinge
n. 铰链, 关键, 枢纽
vt. 装铰链
vi. 靠铰链移动, 依...而转移
1. The door wouldn't open because the hinge was rusty.
门打不开，因为铰链生锈了。
2. She fixed the broken hinge on the cupboard.
她修好了橱柜上坏掉的铰链。
3. The gate swings smoothly on its hinge.
大门在铰链上顺畅地摇动。