Stepanovite
绿草酸钠矿
🗣️ 情景例句
A lot of people would like my help.
许多人要我帮助。
I'm sorry, but I didn't understand your question. Could you please restate it?
对不起，你的问题我没有理解，请你再说一遍好吗？
I'd like to get this film developed.
我要冲洗这卷胶卷。