Materies
[医] 物质
🗣️ 情景例句
Thank you.
谢谢。
The greatest fool is he who worries about what he cannot help.
操心无法可想的事是最大的傻瓜。
Well,you mustn't play in the road.It's dangerous. A car may hit you.
嗯，你不可以在路上玩球。那是很危险的。汽车会撞着你。