Naphthenone
环烷酮
🗣️ 情景例句
Thanks, Grandpa. Please sit down.
谢谢你， 爷爷。请坐。
What nerve!
脸皮真厚！
The pie committee decided that the best way to transport the dish would be by canal,
馅饼委员会确认运输这只盘子的最佳方案是通过运河水运。