关着但未锁上
closed but not locked
Don't forget to leave the front door on the latch if you go to bed before I get back. 你如果在我回来之前上床睡觉，别忘了给我留着前门。
We'll keep the door on the latch and you can come in when you want.
She shouted to let him know the door was on the latch.
She searched in her pocket for a key, then remembered that the door was on the latch.
The main door is always on the latch during office hours.
See also: latch noun