Diketone
n. [化]二酮
🔁 扩展释义
【医】 二酮
🗣️ 情景例句
Please take your places.
请大家就座。
I guess it is.
我猜是这样。
Fortunately for me, as I was wondering what to do next, there appeared on the horizon a man on horseback, riding in my direction.
不过，我是幸运的，正当我走投无路之时，从天边出现一个骑马的人向我骑来。