Differential sign
[計] 微分符號
?? 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”
??? 情景例句
When I first graduated from college.
那時我剛從大學畢業。
Nothing is difficult to the man who will try.
世上無難事，只要人肯試。
And I advise you not to eat fruit that isn't ripe in future.
還有，我勸你今后不要吃不熟的水果。