n.锁眼,钥匙孔;
例句:
I looked through the keyhole.
我通过锁眼向里看。
A new method of controlling the stability of keyhole was proposed.
提出了一种新的穿孔等离子弧焊中小孔稳定性的控制思想.
Before , I looked in his keyhole but nothing moves.
刚才我从他们上的锁眼里望进去,里面没有动静.