Beijing postmenopausal women frequencies of BB, Bb, bb were 67.1% , 32.2% and 0.7% . B, b alleles frequencies were 83.2% and 16.8% .是什么意思_Beijing postmenopausal women frequencies of BB, Bb, bb were 67.1% , 32.2% and 0.7% . B, b alleles frequencies were 83.2% and 16.8% .在线翻译_英语_读音_用法_例句