DNA

/ˌdiː en ˈeɪ/📚 2846 2
DNA is an acid in the chromosomes in the centre of the cells of living things. 脱氧核糖核酸

noun [专属名词]abbr. 脱氧核糖核酸(deoxyribonucleic acid);(美国)国防部核子局(Defense Nuclear Agency)

DNA fingerprinting has proved the clincher in this investigation.
DNA指纹已为此项调查出示了铁证。

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