短語(yǔ)詞組短語(yǔ)complementary dna strand 互補(bǔ)DNA鏈single complementary template strand 單互補(bǔ)模板鏈complementary single strand 互補(bǔ)單鏈DNA separation of complementary strand DNA 互補(bǔ)鏈分離 返回 complementary strand