Pivaloyl
[化] 新戊酰; 三甲基乙酰
🗣️ 情景例句
He says I never turn them out when I leave.
他说我离开时从不关灯。
A little labour,much health.
适量的劳动大有益于健康。
At last firemen have put out a big forest fire in California.
消防队员们终于扑灭了加利福尼亚的一场森林大火。