Monocentric integral
[化] 单中心积分
🧩 词语组成解析
🗣️ 情景例句
How long is it going to take for me to get there?
到那里还需要多久时间
What do you do for relaxation?
你做什么消遣？
It is harvest time, and all the farmers are very busy.
因是收获季节，所有的农民都很忙。