Gettering
采煤, 采掘工作, 收气, 吸气, 吸气法(真空技术)
🗣️ 情景例句
It's a perfect day for a walk.
这可是一个散步的好天气。
I'm sorry. I thought you wouldn't mind.
对不起，我还以为你不在乎呢。
As soon as possible!
越快越好！