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
Not just to go around the neighborhood asking for furniture,
不仅在这社区募家具，
I hope you have a good time on your trip.
我希望你在你的旅行上过得愉快。
Who do you think you're talking to?
你以为你在跟谁说话？