Open(type) impeller
[化] 开式叶轮; 敞式叶轮
🧩 词语组成解析
n. 推进者, 叶轮\\n[化] 叶轮
🗣️ 情景例句
You've changed a lot since I last saw you.
自从我上次见到你以来，你改变了很多。
Public money is like holy water, every one helps himself to it.
公款如圣水，人人都要尝一嘴。
The line's busy. I'll try again later.
电话占线，过一会我再打。