Levulinamide
4-氧(代)戊酰胺
🗣️ 情景例句
I'd like to give her something nice
我想给她一件精美的东西
That nation is famous for its tourism.
那个国家以旅游业闻名。
When work continued, one man lit a cigarette as he was working, but, finding it had a strange taste, he put it out.
随后他们继续干活，一个工人在干活时点燃了一支香烟。可是他觉得有一股怪味，他就把烟灭了。