Commaterial
同物质, 同一种材料
🗣️ 情景例句
Part of the building for older people,
建筑物中的一部分给老年人用，
I've had this cough for a week now.
我这样咳嗽已经一周了。
When are you going to have a holiday, Sam?
萨姆，你准备什么时候去度假？