Benzidine-disulfonic acid
[机] 联苯氨二磺酸
🧩 词语组成解析
n. [化]对二氨基联苯
🗣️ 情景例句
I'm sorry, all the balcony seats are gone.
抱歉，包厢的票都卖完了。
He's behind the rest of the class in reading.
他在阅读方面不如班上的其他同学。
After the party. Ann feels very happy.
聚会之后，安感到非常愉快。