Formosul
[英]福莫苏, 雕白粉(甲醛化次硫酸氢钠)
🗣️ 情景例句
Thanks for asking.
谢谢你的邀请。
I'm a graduate of Yale University, I have a Bachelor of Science degree.
我是耶鲁大学的毕业生，我有理学学士学位。
It's a pleasure. Bye.
不客气。再见。