Neutraphylline
双羟丙茶碱
🗣️ 情景例句
What are you up to?
你在忙些什么？
I wrote music scores last night.
我昨晚在写歌谱。
Lily was born ten minutes before me,so she says,I'm older than you! So I must open the present!
“我比你大！应该由我来拆礼物包！”