Heptanone
n. [化]庚酮
🗣️ 情景例句
I wish I had one now.
我真希望现在就来一个。
Sorry, I guess I wasn't thinking. I won't do it again.
对不起。我对这事没想过，下次不这样了。
I'm sorry about that.
这件事我很报歉。