所有这些额外的工作是消耗他体力的原因.All this extra work was a drain on his strength.你应该吃些能增强体力的食物.You should eat good sustaining food , ie food that gives strength.据记录,肌肉运动最快的动物应属有体力的蠓虫了.The fastest muscle movement ever recorded belongs ...

“体力的”的英语可以翻译为：manual ...