Benzopurpurine 4b
[化] 苯并红紫4B\\n[医] 苯并红紫4B, 棉红4B
🧩 词语组成解析
苯并红紫
🗣️ 情景例句
Yes. Glad to meet you, sir.
是的，很高兴见到你，先生。
Does he go out with the boy whose aunt is an operator?
与他在一起那男孩的姑妈是接线生。
Who was first? Who was second? Who was third?
谁是第一？谁是第二？谁是第三？