Mathml
数学标记语言（mathematical markup language ）
🗣️ 情景例句
Mr. Lu, everything is OK. Your booking is from today through Wendnsday. Single room.
陆先生，没问题的。您从今天订到星期三，单人房。
What should I do?
我该怎么办呢？
Yes, the economy model is about 30% less.
是的，经济型的大约便宜30%。