在美国,about 30 million children and teens participate in some form of organized sports, and more than 3.5 million injuries each year, which cause some loss of time of participation, are experienced by...更多»
从青年联赛多年篮球教练NBA球员攻击篮筐的鼓吹,比例最高的。见鬼,玩的游戏会奖励这种风格——授予……更多»