Quercic acid
[化] 栎辛酸
🧩 词语组成解析
🗣️ 情景例句
It's great to see you!
真高兴见到你！
Not only did he make a promise, but he also kept it.
他不仅许下诺言，而且遵守了。
Alfred the Great acted his own spy,
阿尔弗雷德大帝曾亲自充当间谍。