Methylacetone
[化] 甲基丙酮
🗣️ 情景例句
He says I never turn them out when I leave.
他说我离开时从不关灯。
As soon as I complete my training,I'm going to be a bank teller.
一旦我完成训练，我将是一个银行出纳。
Similarly, our own present primitive chemical rockets, though good enough to orbit men,
同样，我们目前使用的原始化学火箭，虽然可以把人送入轨道，