Naphthanilide
. 萘甲酰苯胺
🗣️ 情景例句
Good evening, how may I help you sir?
晚上好，你需要帮助吗？
Why was only he exempted from work?
为什么只有他不必工作呢？
Oh, yes, I bought one, but I can't find it now.
噢，是，我买了票的，但现在找不见了！