Rational mechanics
[计] 理论力学
🧩 词语组成解析
rational
['ræʃnəl]
adj. 神智清楚的;理性的;理智的;合理的;
n. 合理的事物;[数]有理数;懂道理的人，人类;〈英〉合理的服装;
ration定量，计算+al...的→通过计算的→合理的
🗣️ 情景例句
We have another appointment on the same day.
我们那天有另外一个约会。
That smells good.
气味好香哦。
No! I mean, have you seen how dirty the water is? It looks as if it isn' t clean enough to bathe here.
不！我的意思是您有没有看见海水有多脏？看起来海水好象不干净，不能游泳。