柯林斯詞典nucleic acid /nju??kli??k, -?kle- ??s?d/ (nucleic acids) 1. N-MASS Nucleic acids are complex chemical substances, such as DNA, which are found in living cells. 核酸[技術(shù)] 返回 nucleic acid劍橋詞典a type of acid that exists in all living cells （存在于生物細(xì)胞中的）核酸 DNA and RNA are both nucleic acids . 脫氧核糖核酸與核糖核酸均屬于核酸。 返回 nucleic acid