Ureous acid
[化] 黄嘌呤
🧩 词语组成解析
🗣️ 情景例句
Mitchell is
Mitchell是
Excuse me? I didn't hear what you said.
对不起，我没有听清你说的话。
It's not like her to have missed two days of classes.
缺课两天不太象她的作风。