Aeration of sewage
[医] 污水曝气处理
🧩 词语组成解析
n. 通风\\n[化] 换气; 曝气
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
sewage
['sju(:)idʒ]
n. （下水道里的）污物;下水道;污水;
🗣️ 情景例句
You hold on to them so there won't be a problem later.
你来保管， 免得等一下又出问题了。
Maybe we should hold off until we have covered item B on our agenda.
也许我们应该先谈论完B项议题。
Here's my name card.
这是我的名片。