The amount of covalently closed circular DNA in the serum is reported to be higher in patients who develop YMDD mutants than in those without mutants.是什么意思_The amount of covalently closed circular DNA in the serum is reported to be higher in patients who develop YMDD mutants than in those without mutants.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句