muscle简单

The action will remind you of the joy the activity brought you and prime your muscles for when you can get out there again.

这些动作会让你想起这项活动带给你的快乐，并让你的肌肉为重新出去运动做好准备。

One study found that muscle loss and the [accumulation] of body fat around the abdomen are associated with a decline in fluid intelligence.

一项研究发现，肌肉流失和腹部脂肪的{{4}}与流体智力的下降有关。

The researchers looked at data that [included] measurements of lean muscle and abdominal fat from more than 4,000 middle-to-older-aged men and women and [compared] that data to reported changes in fluid intelligence over a six-year period.

研究人员查看了{{7}}4000多名中老年男女的瘦肌肉和腹部脂肪测量值的数据，并将这些数据{{8}}六年间所报告的流体智力变化。

[Meanwhile], there are steps you can [take] to help reduce abdominal fat and maintain lean muscle mass as you age in order to protect both your physical and mental [wellbeing].

{{16}}，随着年龄增长，你可以{{17}}一些措施来帮助减少腹部脂肪、保持瘦肌肉量，以保护你身体和心理的{{18}}。

I had gained weight in the form of muscle mass, but thinking only of [lowering] the number on the scale, I altered my training program.

我增加的体重是肌肉，但由于一心只想降低秤上的数字，我改变了训练计划。

It [turns] out that the brain needs exercise in much the same way our muscles do, and the right mental [workouts] can significantly improve our basic cognitive [functions].

事实证明，大脑和肌肉一样需要锻炼，恰当的脑力训练能够显著提升我们的基本认知功能。