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
Is something wrong, Alexandra?
怎么了Alexandra？
Change lays not her hand upon truth.
真理不变。
Up to the time of his death, Richard Colson was one of the most notable figures in our town.
理查德。科尔森生前是我们镇上最有名望的人之一。