Sootfall
n. (工业区的)煤烟降落(量)
🗣️ 情景例句
I ran into Stone at the supermarket this morning.
早上我在超级市场碰见世通了。
Mr. Wang is not in now.
王先生现在不在此地。
I know you make things. But what do you make?
我知道你会做东西，但是你都做些什么呢？