Phosphowolframic acid
[机] 磷钨酸
🧩 词语组成解析
🗣️ 情景例句
When was your last complete physical?
上一次全身检查是什么时候？
Don't you think you've eaten enough?
你不是吃的很多了吗？
As I was looking for it, the landlord came in.
当我正在寻找时，酒店老板走了进来。