filtration
n[U]
process of filtering liquid, etc 过滤.
🗣️ 情景例句
Really, Grandpa?
真的, 爷爷?
If he doesn't, will you wash the dishes.
如果他不,你会洗碟子吗?
Men accustomed to struggling for survival against the elements and Indians were bewildered by politicians, bankers and businessmen, and unhorsed by fences, laws and alien taboos.