Gettering
采煤, 采掘工作, 收气, 吸气, 吸气法(真空技术)
🗣️ 情景例句
Please have these clothes washed before eight o'clock tonight.
我今晚8点前请把这些衣服给洗了。
You (or One) cannot make a silk purse out of a sow's ear.
粗瓷碗雕不出细花来。
Today is a great day.
今天是个好日子。