Phosphoranoic acid
[化] 正膦酸; 正膦单酸
🧩 词语组成解析
🗣️ 情景例句
Oh, my pleasure.
噢！不客气。
Cindy's sister will be staying with her for a week.
辛迪的姐姐将要陪她一个星期。
My sister is only seven, but she always tells me whether my pictures are good or not.
我的妹妹只有7岁，但她总能说出我的画是好还是坏。