基本解釋回文序列詞組短語(yǔ)短語(yǔ)palindromic sequence DNA 回文序列Repetitive extragenic palindromic sequence -based PCR 重復(fù)序列聚合酶鏈反應(yīng)palindromic sequence更多詞組專業(yè)釋義生物學(xué)回文序列