Basofor
[化] 沉淀硫酸钡
🗣️ 情景例句
Philip, I've been working on this special project Philip
我一直在研拟一项特别计划
I will go for a walk.
我将去散步。
Hi, Lucy! Are you free tomorrow night?
你好，露茜！明天晚上你有空吗？