Backpressure
[化] 反压; 反压力
🗣️ 情景例句
The advanced exercise class is not so easy, huh?
高级健身班不是那么容易吧， 对不对？
His opening remarks were serious.
他的开场白说得很严肃。
Supper's ready, now!
晚餐现在准备好了。