Proporting pump
[化] 比例泵
🧩 词语组成解析
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
We were exposed to the latest theories on child care.
我们接触过有关幻儿保育的最新理论。
I'm combing my hair in the bathroom.
我在浴室梳头。
It's eight thirty.
八点三十。