air vent hole

例句：

1. 1. The car needs to have its air vent hole checked regularly.
   这辆车需要定期检查其通风孔。
2. 2.The engineer found a small air vent hole in the ceiling.
   工程师在天花板上发现了一个小的通风孔。
3. 3. The new design of the window has an air vent hole that allows fresh air to enter the room.
   新设计的窗户有一个通风孔，可以引入新鲜空气进入房间。