Differential u-tube
[化] 差示U形管; 氣壓差示U形管\\n[醫] 差示U形管
?? 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
We are going upstairs to set up Grandpa's room.
我們要上樓收拾一下爺爺的房間。
Don't worry about it.
別管他！
If you are citing a train, it is always better to be comfortably early than even a fraction of a minted too late.
如果趕火車，早到總比晚到好，哪怕早到一會兒也好。