It mainly consists of blind cap, blind base, unblanking mechanism, seal ring, tumbler, safety lock plate, pressure relief.

它主要是由盲板盖、盲板、机构、密封圈、转臂、安全锁板、压装置构成。

Carry on a clandestine love affair men and women seeks pleasure in course of in the woman , the entrance door sound having key unblanking suddenly.

偷情男正在中寻欢作乐，忽然大门有钥匙锁的声音。