The breast cancer cells of MDA-MB-231 were orthotopically implanted in the five-week-old BALB/c female nude mice(class SPF)to establish the animal model.是什么意思_The breast cancer cells of MDA-MB-231 were orthotopically implanted in the five-week-old BALB/c female nude mice(class SPF)to establish the animal model.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句