Elementary number theory
[计] 初等数论
🧩 词语组成解析
🗣️ 情景例句
What made you pick this job?
你为什么选择这个工作？
To be virtuous is to do good.
行善是美德。
In towns that are near the sea, the tiny lanterns which had been hung in the streets the night before, are placed into the water when the festival is over.
在靠海的城镇中，头天夜里挂在大街小巷的小灯笼在节后就放在了水里。