Oxamide
草酰胺, 乙二酰二胺
🗣️ 情景例句
The new plan needs you.
这项新计划需要你的协助。
There is no longer any communication between them.
他们之间好久不说话了。
Just a minute. I'll see if I'm free. No, I'm not. I've already got something on that evening.
等一会。我看看是否有空。不，我没空。我那天晚上已经有了安排。