Chinoin
乙基苯基嘧啶三酮
🗣️ 情景例句
I'd like to check this book out.
我想借这本书。
Are you John's brother?
你是约翰的兄弟吗？
Ann began to put the candles on her cake. Then she counted them.
安开始把蜡烛插到她的生日蛋糕上。插完，她数了数。