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
There is a lot of unsavory material available on the internet.
网络上有很多不健康的信息。
She failed to call the office to cancel her appointment.
她没能打电话给办公室取消她的约会。
He's doing well in all his lessons. He's not lazy. He'll do very well in the exams.
他各门功课都学得很好。他从不懒。他考试会考得很好的。