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	Fleming, Peggy Flemish flesh flesh-colored fleshly fleshpots flesh wound fleshy flew flex flexibility flexible flexibly flextime flick flicker flier flies flight flight attendant flight deck flightiness flightless flight path flight recorder

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