Pentadecanone
十五烷酮
🗣️ 情景例句
This vacation is for you and me.
这是我和你的假期。
He alone is poor who does not possess knowledge.
没有知识，才是贫穷。
Good idea! It's much better than having classes! Can I go, too?
好主意！这比上课好得多！我也可以去吗？