Catakytic cyclization
[建] 环化环化
🧩 词语组成解析
n. 环合, 环的形成\\n[化] 环化
🗣️ 情景例句
Every cloud has a silver lining.
乌云背后是银边，否极泰来。
No possession, but use, is the only riches.
真正的财富不是占有，而是使用。
There is so much variety that you never have to make do with second best.
物品种繁多，从来不必用二等品来凑合。