Methylphosphonic acid
[化] 甲基膦酸
🧩 词语组成解析
🗣️ 情景例句
No thanks. Maybe some other time.
不用了，谢谢。也许下次吧。
Too much knowledge makes the head bald.
知识多，老得快。
Eric had been the eldest son of the family, very much older than his two brothers.
埃里克是这家长子。