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
He made good in business.
他事业成功。
Have you had breakfast yet?
你吃过早餐了吗？
'To end our special news bulletin,' said the voice of the television announcer, 'we're going over to the macaroni fields of Calabria.
“作为我们专题新闻节目的结尾，”电视广播员说，“我们现在到克拉布利亚的通心粉田里。