Methylphosphonic acid
[化] 甲基膦酸
🧩 词语组成解析
🗣️ 情景例句
You.
你。
First, I would like to express to all of you here our sincere welcome.
首先，我向在坐的诸位表示诚挚的欢迎。
He's younger and stronger than you are.
他比你年轻，比你强壮。