Cascade concentrator
[化] 阶式蒸浓器
🧩 词语组成解析
concentrator
['kɒnsenˌtreɪtə]
n. 集中器;集线器;
🗣️ 情景例句
Nonsense! How can you say that and keep a straight face?
胡说八道！你怎么能不动声色说那些话呢？
The frog in well knows nothing of the great ocean.
井底之蛙不知汪洋大海。
He always meant to go back on day, but not to stay.
他总想将来回国看看，但却不愿长期住下去，