单词	double helix
释义	double helixˌdouble ˈhelix noun [countable] science, biology a shape consisting of two parallel spirals that twist around the same center, found especially in the structure of DNA
随便看	fugitive Fugitive Slave Act, the fugue fuhrer Fuji, Mount -ful Fulani Fulbright, J. William Fulbright Scholar Fulbright Scholarship fulcrum fulfill fulfilled fulfilling fulfillment full fullback full-blooded full-blown full-bodied full-body scanner full bore full-bore full-color full-court press

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