But the efficiency of somatic cell NT, when measured as development to term as proportion of oocytes used, has been very low(1%-2%).是什么意思_But the efficiency of somatic cell NT, when measured as development to term as proportion of oocytes used, has been very low(1%-2%).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句