单词 | double helix |
释义 | double helix (once / 99322 pages) n WORD FAMILY double helix: double helices USAGE EXAMPLESTwo vexing issues screw through the novel like a double helix. Washington Post(Nov 28, 2016) A large statue of a bulldog with a double helix painted across its torso glowers in front of the Biotest Plasma Center. Washington Post(Nov 22, 2016) One participant in the Public Genome Project was James Watson, co-discoverer of the double helix structure of DNA. Nature(Sep 06, 2016) n a pair of parallel helices intertwined about a common axis the shape of the DNA molecule is a double helix Hyper helix, spiral a curve that lies on the surface of a cylinder or cone and cuts the element at a constant angle |
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