Xan
n. 黄嘌呤（等于xanthine）
🗣️ 情景例句
I think I'll take the afternoon off.
我想下午休息。
An ass endures his burden,but not more than his burden.
驴子能负重，过重也难负。
It's Jim. He's in that tree. He can't get down. Can you help him?
是吉姆，他在树上，下不来了，你能帮他吗？