Energy is the ability and strength to do active physical things and the feeling that you are full of physical power and life. 精力
noun [抽象名词]能力,力气;精力,活力;能源;能,能量
Your energies are the efforts and attention that you can direct toward a particular aim. 精力Consuming food is how we replenish our energy. 通过摄取食物是我们补充能量的方式。