Dialkyl phosphinic acid
[化] 二烃基亚膦酸
🧩 词语组成解析
[机] 二烷基
🗣️ 情景例句
Are you excited about graduating from high school?
你从高中毕业会不会感到很兴奋呢？
He's a student.
他是学生。
Did you have a good journey?
你旅途愉快吗？