Phosphenic acid
[化] 氧次膦酸
🧩 词语组成解析
🗣️ 情景例句
In friendship, always. Alexandra.
友情永不渝。Alexandra。"
Last year, he applied to Harvard University for a scholarship and succeeded in passing a difficult examination.
去年，他向哈佛大学申请奖学金并通过了一个很难的考试。
It was my pleasure.
不用谢。