Backpressure operation
[化] 背压操作
🧩 词语组成解析
[化] 反压; 反压力
🗣️ 情景例句
Please do.
好呀。
Light troubles speak; great troubles are silent.
小困难，大声叫嚷；大困难，闷生不响。
All the students are expert drivers, but before they drive any of the buses, they will have to pass a special test.
所有的学生都是开车的能手，但在驾驶公共汽车之前，他们必须通过一项专门测验。