Fumaric
a. [化]反丁烯二酸的
🗣️ 情景例句
You don't need to do that, Grandpa.
你不用这样，爷爷。
Say, do you smell something burning in the kitchen?
喏，你有没有闻到厨房里有烧焦的味道呀？
Hello, Lily! How are you today?
喂，莉莉，你好。