Paraxanthine
1,7-二甲基黄嘌呤, 副黄嘌呤
🔁 扩展释义
【医】 副黄嘌呤, 1,7-二甲黄嘌呤
🗣️ 情景例句
And coming home on Sunday?
星期日回来是吗？
What is worth doing at all is worth doing well.
事既值得做，就把事做好。
Oh? What are mooncakes?
噢？月饼是什么？