Sludges
n. 油泥和类似油泥之物, 污水, 下水道的污泥( sludge的复数形式 )
🗣️ 情景例句
Try to think in English whenever possible.
尽可能用英文思维。
By little and little the wolf eateth the sheep.
狼吃羊，一只一只进肚肠。
I went there three days ago.
我三天前去过那儿。