Backpressure operation
[化] 背压操作
🧩 词语组成解析
[化] 反压; 反压力
🗣️ 情景例句
Bye, see you later.
后会有期。
His foot is wounded, Does it hurt?
他的脚受伤了，疼不疼？
Number 13 buses run much more frequently, don't they?
13路车跑得更勤，是不是？