coca 1-20200 english word,Image and sound

Dna 2847.Dna Di:,En'ei 释义 Abbr 脱氧核糖核酸（Deoxyribonucleic Acid）；（美国）国防部核子局 Defense

正面	2847.dna [,di:,en'ei]
背面	释义： abbr. 脱氧核糖核酸（deoxyribonucleic acid）；（美国）国防部核子局 （Defense Nuclear Agency） 例句： 1. They took samples from his hair for DNA testing.他们从他的头发中取样进行DNA测试。 1、shoot is from PIE root *skeud- "to shoot, to chase, to throw, to project".2、具有同源性的单词：scoot, scud, shoot.3、shoot + -ing. DNA (n.)1944, abbreviation of deoxyribonucleic acid (1931)."

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