门上的锁孔很精致。

The ___keyhole on the door is exquisite.

他弯下腰，把钥匙插进锁孔里。

He bent down and inserted the key into the ___keyhole.

这个复古橱柜的门上有一个钥匙孔形状的装饰孔。

This vintage cabinet has a decorative ___keyhole on its door.

医生通过钥匙孔大小的切口完成了微创手术。

The doctor completed the minimally invasive surgery through a ___keyhole-sized incision.