Diacetyldioxime
丁二酮肟
🗣️ 情景例句
Could you please give me a receipt?
给我一张发票。
Could you hold your questions until I've finished?
请你把你的问题留到我把事情做完再问好吗？
We need a lot of thing this week.
这星期我们需要很多东西。