Kocide
SD 氢氧化铜
🗣️ 情景例句
I can speak English as far as foreign languages are concerned.
就外语来说，我只会讲英语。
The classes are interesting, and the teachers are good.
那些课很有趣，老师又好。
Where are you staying in Guangzhou? I hear that the hotels there are very expensive.
在广州你打算住在哪儿？我听说那里的旅馆收费很高。