Differential sign
[计] 微分符号
🧩 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”
🗣️ 情景例句
They talk about things like family, work, school or sports.
他们常常谈论家庭，工作，学校或运动。
Which do you prefer, fishing or mountain-climbing?
钓鱼和登山，你更喜欢哪一个？
Which hammer? This one?
哪一把？是这把吗？