Methylphosphonic acid
[化] 甲基膦酸
🧩 词语组成解析
🗣️ 情景例句
Philip and I were living with Grandma and Grandpa. Philip
与我和爷爷， 奶奶住在一起。
I said, Is there anything I can do?
我是说:我能为你做点什么吗？"
My teacher never spoke English like that! The porter and I looked at each other and smiled.
我的老师从来不那样讲英语！我和搬运工相视一笑。