Difluorinated
二氟化的
🗣️ 情景例句
It's important to her.
这对她来说很重要。
I'll be ready in a few minutes.
再过几分钟就好了。
Happy birthday! said the twins, and gave her a big red box.
“生日快乐！”双胞姐妹说，并将一个大红盒子送给了她。