求翻译：运动员退役后但年龄在30岁以前，不论男性还是女性，游泳运动员的体脂含量均高于长跑运动员。30岁以后，男性间的间的差异逐渐缩小，而女性间的差异却依然显著。退役后，男性游泳运动员由于围度、皮脂厚度和腹部总脂肪面积，皮下及内脏脂肪组织面积均显著高于长跑运动员，但自30以后，其差距逐渐缩小。是什么意思？

But the athlete retirement age before the age of 30, whether male or female, the swimmer's body fat content higher than the long-distance runner. After the age of 30, men between the difference between narrowing the difference between the women is still significant. After retiring, male swimmer due

Athletes after retirement, but by the age of 30, whether male or female swimmers, the body fat content is higher than distance runners. After the age of 30 years, the men gradually reduce the difference between, and the differences between women is still significant. After retiring from military ser

But after the athlete retires the age before 30 years old, no matter the male or the female, the swimming athlete's body fat content is higher than the long-distance race athlete.After 30 years old, the male difference reduces gradually, but difference between female's actually still remarkable.Afte

Athletes after retirement age until the age of 30, whether male or female, swimmer's body fat content than runner. After the age of 30, differences between males are shrinking, differences between women are still notable. After retiring, male swimmer since the circumference, sebum thickness and tota

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