Squaric acid
[化] 方形酸; 二羟基环丁烯二酮
🧩 词语组成解析
🗣️ 情景例句
Sir, everything now is offered with a great discount.
先生，所有的东西都在打很大的折扣。
To get ahead you'll have to work long hours and take short vacations.
想成功就要多流汗少享受。
Congratulations! The girls did very well, too.
祝贺你们！女同学也做得很好。