Dihydroxy cyclobutenedione
[化] 方形酸; 二羟基环丁烯二酮
🗣️ 情景例句
Let me give you a little fatherly advice.
让我像父亲般给你提点建议。
He can run as fast as Jim.
他跑的和吉姆一样快。
About fifty.
大约有五十本。