math, physics, and chemistry : China > Guangdong > Zhongshan City > Zhongshan bus stations > 大环
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No. 1
  large ring
  按环的大小给环烷烃分类时,将十二元环以上的环,称作大环
  大环化合物的稳定性不如普通环(五至七元环)的化合物稳定,化学性质也不相同。
Thesaurus
Dahuan Village
Containing Phrases
macrocyclicthe social, political and economic environment; the overall situation