Dimetone
双甲酮, 二甲基环已二酮
🗣️ 情景例句
Frankly, neither was I.
坦白的说 ，我当年也不好。
What time are you going to get up tomorrow morning?
你将在明天早上什么时间起床？
As the men refused to stop working, the police attempted to seize the pneumatic drill.
由于工人拒绝停下手中的活，警察想夺风钻。