Pericyclic reaction
[化] 周环反应
🧩 词语组成解析
a. pericycle的变形
🗣️ 情景例句
Good luck! And stop worrying!
祝你好运， 别再担心！
She is at a loss as what to do.
她不知怎么办才好。
She had lived in the flat for thirty years and was a veritable magpie at hoarding;
老妇人在这套公寓里住了30年，她又是个名副其实的收藏家。