Ventilations
(ventilation 的复数) n. 通风, 空气流通, 公开讨论\\n[医] 通风, 换气
🗣️ 情景例句
You can see many posters that are put up before the movie opens.
每部电影首映前你都会看到铺天盖地的海报。
Take one's courage in both hands.
勇往直前，敢作敢为。
There were six million visitors in all,
参观的人数总共是600万。