Differential pump
[化] 差动泵
🧩 词语组成解析
differential
['dɪfə'rɛnʃəl]
adj. 差别的;特意的;[数]微分的;[机，物]差动的;
n. [数]微分;差别;工资级差;[机]差动器;
di, dif, divid 表示”分开”;”取消”,”否定”;”不同”
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
Sure. You take the next left turn.
当然。你在下一个路口左转。
I don't feel up to going to work today.
我今天不舒服，不能上班。
After lunch Aunt Huang came in and she looked worried.
午饭后黄阿姨来了，她面带愁容。