Pentadecanone
十五烷酮
🗣️ 情景例句
you're all going to have your tonsils out.
你们都要切除扁桃腺。
She spends much of her leisure times watching TV.
她花很多空闲时间看电视。
Yes, but what are in the boxes?
哦，那箱子里是什么呢？