Sewage aeration
[化] 污水曝气
🧩 词语组成解析
sewage
['sju(:)idʒ]
n. （下水道里的）污物;下水道;污水;
n. 通风\\n[化] 换气; 曝气
🗣️ 情景例句
I expect that, he's will pass the examination.
我料想他会通过考试。
He still has a bad cold.
他仍然患重感冒。
of the nature of the illness from which his friend was suffering,
不知道他的朋友得的是什么病，