Differential plunger pump
[化] 差动柱塞泵
🧩 词语组成解析
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”
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
Do you have a job lined up after graduation?
你毕业后有工作等着你吗?
Bill works harder than Joe and grows more flowers and vegetables, but Joe's garden is more interesting.
他比乔也更为勤奋,种植的花卉和蔬菜也更多,但乔的花园更富有情趣。
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