Bmi1,a polycomb group repressor,is tightly related to stem cell self-proliferation and may play a key role in tumorigenesis.是什么意思_Bmi1,a polycomb group repressor,is tightly related to stem cell self-proliferation and may play a key role in tumorigenesis.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句