Submetering
辅助计量
🗣️ 情景例句
I like to study in the library because it's so quiet.
我喜欢在图书馆学习因为那儿很安静。
Why are you sitting over there?
你为什么坐在那里？
Yes, it was. But it's much colder today.
是的，昨天冷。但是今天更冷。