Research published in 2005 on soldiers stationed at the us military's Fort Braggattributed 56% of all the injuries sustained during the two-yearly Army Physical Fitness Test, to sit-ups.
2005年对驻扎在布拉格堡的美军士兵的研究表明，在两年的陆军体能测试期中，56%的伤害归因于仰卧起坐。
Research published in 2005 on soldiers stationed at the us military's Fort Braggattributed 56% of all the injuries sustained during the two-yearly Army Physical Fitness Test, to sit-ups.
2005年对驻扎在布拉格堡的美军士兵的研究表明，在两年的陆军体能测试期中，56%的伤害归因于仰卧起坐。
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