Biphenyiene bisazo
[机] 联苯重氮樘
🧩 词语组成解析
双偶氮
🗣️ 情景例句
Remember your father-in-law's a pediatrician.
记住你公公是小儿科医师。
Can I help?
要我帮忙吗？
It's about a time when there were black slaves in North America. It's about their fight for freedom.
（它）讲的是有一段时期，北美洲存在黑奴。影片讲述他们为自由而斗争的情况。