Levulinamide
4-氧(代)戊酰胺
🗣️ 情景例句
No news is good news as far as I'm concerned.
我觉得没有消息就是最好的消息。
Have you found a job yet?
你找到工作了吗？
The woman knew that the nearest village was miles away.
这位妇女知道，即使最近的村庄也有数英里远。