Frequencies of bb, Bb and BB genotype were 70. 4% , 27. 2% and 2.5% respectively in the 81 Hui ethnic children and they were 91.1% , 7.1% and 1.8% respectively in the 169 Han ethnic children.是什么意思_Frequencies of bb, Bb and BB genotype were 70. 4% , 27. 2% and 2.5% respectively in the 81 Hui ethnic children and they were 91.1% , 7.1% and 1.8% respectively in the 169 Han ethnic children.在线翻译_英语_读音_用法_例句