The studies were performed on the cryopreservation of mouse morula by vitrification, embryo splitting and embryo transfer (ET) .是什么意思_The studies were performed on the cryopreservation of mouse morula by vitrification, embryo splitting and embryo transfer (ET) .在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句