Difluorophosphoric acid
[机] 二氟基磷酸
🧩 词语组成解析
🗣️ 情景例句
An apple a day keeps the doctor away.
每天一个苹果不用看医生。
The best hearts are always the bravest.
最善良的人往往是最勇敢的人。
Everybody on board was worried and we were curious to find out what had happened.
飞机上的人都很着急，大家都急于想知道究竟出了什么事。