To get that figure, however, they had to assume that the damage caused buy the first mutation has a negligible effect on fitness.
但是他们得到这个结果是有假设前提的，即第一种突变所引起的损坏不致于影响基因的完整性。
2
Fitness for me is just a way to be healthy and keep a neat figure.
锻炼对我来说只是一种保持健康身材的方法。
3
This article discusses the effects of badminton on body figure and health related physical fitness, in order to giving a scientific guidance to students participate in badminton exercises.