let in
US /lɛt ɪn/
UK /lɛt ɪn/

短语动词
1.
让...进来, 允许进入
to allow someone or something to enter a place
示例:
•
Could you please let the cat in?
你能把猫放进来吗?
•
The bouncer wouldn't let him in because he was underage.
因为他未成年,保安不让他进去。
在 Lingoland 学习这个单词
让...进来, 允许进入
to allow someone or something to enter a place