Differential coefficient
导数，微分
🧩 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”
coefficient
[,koɪ'fɪʃnt]
n. 系数;（测定某种质量或变化过程的）率;程度;协同因素;
adj. 共同作用的;合作的;
co共同+ef出+fici做+ent...的 → co共同+efficient做出来=有效的 → 一起有效的 → 系数
🗣️ 情景例句
Hail to the victors valiant,
向勇敢的胜利者致敬，
You just don't appreciate it.
不识抬举。
But I'm determined to enjoy myself as much as possible, even though I can't see everything.
但是尽管我不可能什么都看，我都决定要玩个痛快！