Quadrics
二次型
🗣️ 情景例句
In my opinion, winter in Beijing is not very cold.
我觉得北京的冬天不是特别冷。
The coat doesn't suit you.
这件外衣不太适合你。
Nice to see you. Please come in. This way, please.
很高兴见到你，进来吧！请这边走。