名词锁眼，钥匙孔

1. 钥孔形弹孔：Kentucky Rifle [肯塔基来福枪] | Keyhole [钥孔形弹孔] | Kick [后座感]

1. 锁眼；钥匙孔
A keyhole is the hole in a lock that you put a key in.

e.g. I looked through the keyhole.
我通过锁眼向里看。

noun

1. the hole where a key is inserted