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
There's been another scandal in the Royal family.
皇室又出丑闻了。
What kind of talk is that?
你说这什么话？
therefore the jungles and the savannahs know of no'juvenile delinquency'.
因此，丛林和荒凉地区不知道什么叫青少年犯罪"。