Osology
体液学
🗣️ 情景例句
the reason my apple pie is famous--cinnamon.
我的苹果派就是靠它出名的 肉桂。
Excuse me, would you give me a hand?
对不起，你能帮我个忙吗？
Every year, several classes visit the factory.
每年都有好几个班去参观这家工厂。