Phosphoranedioic acid
[化] 正膦二酸
🧩 词语组成解析
🗣️ 情景例句
His wife has himi under her thumb.
他完全受他妻子控制。
Did you hear that we would have a holiday next work?
你有没有听到下周可以休假的事？
Once the existence of this wave-length had been discovered,
一旦这种波长的实际存在被发现，