Something that catches, especially a device for fastening or for checking motion.

门闩，钩子：可钩住的物体，特别是用于拴紧东西或控制运动状态的装置。

youdao

Something that catches, especially a device for fastening or for checking motion.

门闩，钩子：可钩住的物体，特别是用于拴紧东西或控制运动状态的装置。

youdao