Hypovanadate
次钒酸盐
🗣️ 情景例句
I have no spare time for hobbies or activities.
我没有时间去爱好什么。
Didn't you order this?
你不是订下这道菜了吗？
Yes, I do.I want her to come to my office.Tell her to come at once.
是的，我要她到我的办公室来。叫她马上就来。