Phosphonic acid
[化] 膦酸
🧩 词语组成解析
a. 膦的, 膦酸的
🗣️ 情景例句
Oh, thank you.
啊 ，谢谢。
Did you have a nice holiday?
你假期过得愉快吗？
His cake is three times bigger than mine.
他的蛋糕比我的大三倍。