Fumaric
a. [化]反丁烯二酸的
🗣️ 情景例句
Why do you want to resign your position as secretary?
你为什么想辞去秘书的职务？
I cannot be your friend and your flatterer too.
我不能既是你的朋友，而又对你阿谀奉承。
Let me explain why I was late.
让我解释迟到的理由。