Xanthines
(xanthine 的第三人称 -s形式) n. 黄质, 黄嘌呤\\n[化] 黄嘌呤
🗣️ 情景例句
We're in here, Dad.
我们在里面， 爸爸。
He that would eat the fruit must climb the tree.
不劳无获。
I have had several conversations with him.
我已经和他谈过几次了。