Differential valve
[化] 差动阀
🧩 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”
valve
[vælv]
n. 阀;真空管;（管乐器的）活栓;（心脏的）瓣膜;
vt. 装阀于;以活门调节;
🗣️ 情景例句
Well, we all go through this at some stage of life, some of us buy a wig and some of us just stay bald.
我们全部会在生命中的某个时期经历脱发这种事，有些人会去买假发，有些人则会留个光头。
Saying is one thing, and doing another.
说是一回事，做是另一回事。
Although mankind has undergone no general improvement in intelligence or morality, it has made extraordinary progress in the accumulation of knowledge.
虽然人类有智力和道德上没有得到普遍提高，但在知识积累方面却取得了巨大的进步。