关环

1.
ring-closing
)、开环(ring-opening)和关环ring-closing)的步骤组成。Zincke醛 [编辑] 2007年“重新发现” [编辑] 2006年和2007年,日本 [11] 和 …
zh.wikipedia.org|Based on 9 pages
2.
have an aura about them
english and physics ... ecstatic 开心地疯掉了 have an aura about them 关环 derogatory term 贬义词 ...
www.douban.com|Based on 1 page

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Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard