Impeller pump
[化] 叶轮泵
🧩 词语组成解析
n. 推进者, 叶轮\\n[化] 叶轮
pump
[pʌmp]
n. 抽水机;打气筒;泵;轻软舞鞋;
v. 用泵输送 ;涌出;急速摇晃;盘问;
🗣️ 情景例句
Hello, Miss Wang. I'm fine, and you?
喂，王小姐，我很好，你呢？
You are luckier than I am.
你比我幸运。
Many of the tourists on board had begun bargaining with the tradesmen, but I decide not to buy anything until I had disembarked.
船上许多游客开始同商贩讨价还价起来，但我打定主意上岸之前什么也不买。