Conclusion The bacterial RNA detected by PCR or RT-PCR in middle ear effusion seems not from live bacteria, but from bacterial scraps before the development of effusion.是什么意思_Conclusion The bacterial RNA detected by PCR or RT-PCR in middle ear effusion seems not from live bacteria, but from bacterial scraps before the development of effusion.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句