to let in
[phrase form: let]
01
让...进入, 放行
to let something or someone enter a place
Transitive: to let in sb/sth
例子
I forgot my keys and had to wait for my roommate to let me in.
我忘了带钥匙，不得不等我的室友让我进去。
Please let in some fresh air, the room is stuffy.
请让一些新鲜空气进来，房间很闷。
02
让...进入, 允许...通过
to permit the passage of water, air, or light through a hole or opening in something
Transitive: to let in water, air, or light
例子
The leaky roof let in the rain, causing water damage to the ceiling and walls.
漏水的屋顶让雨水进入，导致天花板和墙壁受到水损。
The drafty windows let in the cold air, making the room uncomfortable on a chilly night.
漏风的窗户让冷空气进来，使房间在寒冷的夜晚变得不舒服。
