DNA
[,di:,en'ei]
- abbr. 脫氧核糖核酸（deoxyribonucleic acid）；（美國(guó)）國(guó)防部核子局 （Defense Nuclear Agency）
CET4中頻詞常用詞匯
英文詞源
- DNA (n.)
- 1944, abbreviation of deoxyribonucleic acid (1931).
雙語例句
- 1. They took samples from his hair for DNA testing.
- 他們從他的頭發(fā)中取樣進(jìn)行DNA測(cè)試。
來自柯林斯例句
- 2. DNA fingerprinting has proved the clincher in this investigation.
- 在這次調(diào)查中，DNA指紋鑒定起了決定性的作用。
來自柯林斯例句
- 3. DNA profiling has aided the struggle against crime.
- DNA分析對(duì)于打擊犯罪有所幫助。
來自柯林斯例句
- 4. They act at least a temporary block to DNA synthesis in micro - organisms.
- 它們?cè)谖⑸镏兄辽賹?duì)DNA合成起暫時(shí)性的阻止作用.
來自《簡(jiǎn)明英漢詞典》
- 5. Gene mutations are alterations in the DNA code.
- 基因突變是指DNA密碼的改變.
來自《簡(jiǎn)明英漢詞典》