Differential pump
[化] 差動泵
?? 詞語組成解析
differential
['d?f?'r?n??l]
adj. 差別的;特意的;[數]微分的;[機，物]差動的;
n. [數]微分;差別;工資級差;[機]差動器;
di, dif, divid 表示”分開”;”取消”,”否定”;”不同”
pump
[p?mp]
n. 抽水機;打氣筒;泵;輕軟舞鞋;
v. 用泵輸送 ;涌出;急速搖晃;盤問;
??? 情景例句
Talking to the loan officer at the bank.
與銀行的貸款負責人談。
Do you live up the street?
你在街頭居住嗎？
There was nothing in the record to show that the foreigner's complaint was justified and the Chief of Police strongly denied the accusation.
材料中沒有任何文字記載證明外國人所說的情況符合事實，警察局長矢口否認這一指控。