Pervanadic acid
[化] 过钒酸
🧩 词语组成解析
🗣️ 情景例句
May I see the mirror, please?
我可以照照镜子吗？
It is lost labour to sow where there is no soil.
没有土壤，播种也是徒劳。
There was too much work for our computer to cope with.
我们的计算机要做的工作太多，简直应接不暇。