Polyfluoroacylphosphonate
[化] 多氟乙酰膦酸酯
🗣️ 情景例句
your doing this for Michelle and her friends.
你为 Michelle和她的朋友所做的这些。
I'm glad you enjoyed it.
你喜欢我就高兴。
He's been there for over two years. He's been there since two years ago.
他到校有两年多时间了。他两年前就到那儿学习了。