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美国著名健身专家里奇·桑旦勒认为,跳绳运动,花样繁多,一学就会,在气温较低季节尤其适宜。从运动量来说,持续跳绳10
The famous American fitness expert Ricky Sandanler believes that skipping sports will be a variety of tricks. It will be a school day and it will be particularly suitable during the cold season. From the amount of exercise, continuous skipping 10