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
What floor is the shoe department on?
鞋部在几层？
A thousand words will not leave so deep an impression as one deed.
千言万语不如一个行动。
She was thinking that she must reprimand her home help the next morning for such a monstrous piece of negligence,
她心想明天上午一定要好好训斥那个干家务的帮手，她竟如此疏忽大意。