请记得在离开前把窗户闩上。

Please remember to ___latch the window before leaving.

那个害羞的小女孩一直紧紧抓着老师的手不放。

The shy little girl kept ___latching onto her teacher's hand.

这个按钮使用锁存机制来保持当前状态。

This button uses a ___latching mechanism to maintain its current state.