Monosystem
单系
🗣️ 情景例句
What's the best way to learn English?
学习英语最好的方法是什么？
I hope you'll be well soon.
祝你早日恢复健康。
He asked me some personal questions, but I would never answer them.
他问了我几个个人问题，我根本不愿回答。