基本解释[生物学]dna盐基配对英汉例句双语例句Base pairing The bonding relationship between purine and pyrimidine bases in the nucleotides of DNA and RNA.在DNA和RNA的核苷酸中， 嘌呤和嘧啶之间相匹配的关系。专业释义生物学dna盐基配对