average head meaning in Chinese

平均落差
平均水头

11 . an average head has between 100 , 000 - 150 , 000 hairs . 12
人们头上通常有10万到15万根头发。
Hair represents the highest volume of mitosis in human beings that an average head of 120 , 000 hairs produces 21 km of fibre each year
头发是人体细胞内进行的最大规模的有丝分裂，一般人平均拥有十二万根头发，而它们一年的生长总长度竟可达
Someday soon , gray hair may be forever postponed by taking a pill that would prevent the estimated 110 , 000 hairs on the average head from going gray
不久的将来，只要服用一种药片也许就可以永久推迟头发变白。服用这种药片能够防止普通人头上大约11万根头发变白。
Hair represents the highest volume of mitosis in human beings that an average head of 120 , 000 hairs produces 21 km of fibre each year ; huge amount of resources have been devoted to caring for our hair , changing its characteristics and ensuring our comfort
头发是人体细胞内进行的最大规模的有丝分裂，一般人平均拥有十二万根头发，而它们一年的生长总长度竟可达