Decanone
癸酮
🗣️ 情景例句
Not a bad idea, Robbie.
蛮好的主意， Robbie。
The pen is the tougue of the mind.
笔是心之舌。
It was the idea of supporting a craft on a 'pad',or cushion, of low-pressure air, ringed with a curtain of higher pressure air.
用一个气垫来支撑船体，低压空或软垫，软垫周围用高压空气环绕。