Problem domain
[计] 问题领域
🧩 词语组成解析
🗣️ 情景例句
It's no big deal.
这没有什么。
I want to persuade you to change your mind.
我想要到说服你改变你的主意。
It is eight o'clock.The children go to school by car every day, but today, they are going to school on foot.
现在是8点钟。孩子们每天都乘小汽车去上学，而今天，他们正步行上学。