Nitrosulphophenol
硝磺酚
🗣️ 情景例句
By the way, how is your wife doing, Harrison?
顺便问一下，贵夫人近来可好吗？
Who is this?I don't recognize your voice.
你是谁?我不认出你的声音。
What are you doing tomorrow?
明天你干什么？