The rest of the weight was fat-free body mass, which includes other components such as water or muscle, and is generally not the target of those seeking to lose weight.
其余重量都是无脂身体质量,包括身体的其他组成成分,如水或肌肉,而通常这不是减肥的目标。
Larger animals tend to use less energy per gram of body mass than smaller ones do, even at rest.
体型大的动物单位体重消耗的热量比体型小的动物更少,甚至在休息时也是如此。
You hook one end of the spring to a wall and you pull it from rest by some amount and you attach the one kilogram mass to it.
你把弹簧的一端固定在墙上,然后拉伸一段距离,接着你把 1 千克物体固定在上面
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