Ferulaic acid
[化] 阿魏酸
🧩 词语组成解析
🗣️ 情景例句
Stop complaining.
别抱怨了。
All things are difficult before they are easy.
凡事都是先难后易。
It was my first flight. I was nervous when the plane took off.
我第一次坐飞机，起飞时我有点紧张。