SPF chick embryos at the age of eight days were inoculated with avian encephalomyelitis virus (AEV) and then hatched in the incubator.是什么意思_SPF chick embryos at the age of eight days were inoculated with avian encephalomyelitis virus (AEV) and then hatched in the incubator.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句