Proportioning pump
[机] 计量泵
🧩 词语组成解析
使成比例, (按比例定量)配合
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
I planned to take you for a ride in Central Park
我原打算带你去中央公园
The husband mows his lawn on Saturdays.
那位丈夫在每个周六修剪草坪。
Then he showed me the contents of the parcel.
接着他给我看了包里的东西。