Chenico concentrator
[建] 开美科牌浓缩器
🧩 词语组成解析
concentrator
['kɒnsenˌtreɪtə]
n. 集中器;集线器;
🗣️ 情景例句
I want to cash this check, please.
我想把这张支票换成现金。
The hungry belly has no ears.
饥寒起盗心。
Have you slept well?
你睡得好吗？