As we age we lose muscle tissue.

随着年纪的增大，我们会失去一些肌肉组织。

I've torn a calf muscle.

我拉伤了小腿肌肉。

He tore a muscle in his right thigh.

他拉伤了右大腿的一块肌肉。

Adrenalin was injected into the muscle.

往肌肉里注射了肾上腺素。

A muscle tear will leave a scar after healing.

肌肉撕裂在治愈后会留下伤疤。

The body is made up primarily of bone, muscle, and fat.

人体主要由骨、肌肉和脂肪组成。

Muscle cells need lots of fuel and therefore burn lots of calories.

肌肉细胞需要很多“燃料”，并因此燃烧大量卡路里。

The troopers followed behind, every muscle tensed for the sudden gunfire.

骑兵们跟在后面，每一块肌肉都因突如其来的炮火而绷得紧紧的。

They call rowing the perfect sport. It exercises every major muscle group.

他们把划船称之为完美的运动。它锻炼身体的各主要肌肉群。

Did that guy just say muscle?

那个人刚刚说的是肌肉吗？

It's more like a muscle, which tires easily.

它更像是肌肉，很容易疲劳。

When you improve in each workout, you add new muscle.

当你在每次锻炼中取得进步时，你都会增加新的肌肉。

As ciliary muscle contracts, it pulls on these tissues.

睫状肌一收缩，就拉动这些组织。

The most common type of headache is a tension or muscle contraction.

最常见的头痛类型是紧张或肌肉收缩。

I really want to lose some of this belly fat and turn it into muscle.

我真的想减掉一些腹部脂肪，把它变成肌肉。

That's why there's most often a delay associated with muscle soreness.

那就是为什么肌肉酸痛时常延迟。

If they are taken regularly, they cause a thinning of the voice muscle.

如果定期服用，它们会导致声音肌肉变薄。

Other symptoms include muscle pain, headache, nausea, fatigue, and rash.

其他症状包括肌肉疼痛、头痛、恶心、疲劳和皮疹。

Unfortunately, there's little that can be done to relieve muscle soreness.

不幸的是，几乎没有方法能够缓解肌肉酸痛。

The body has to work to repair the muscle tears, but this doesn't happen immediately.

身体必须努力修复肌肉撕裂，但这需要一个过程。

The tiny fibers that are inside them are being torn apart as muscle soreness develops.

随着肌肉酸痛的增强，肌肉内部的细小纤维正被撕裂。

Insulin accumulates in muscle tissue and enters the bloodstream, allowing it to circulate throughout the body.

胰岛素会在肌肉组织中累积并进入血液，使其在全身循环。

Starr is now looking into whether high-protein diets also improve the quality of the muscle itself in seniors.

斯塔尔现在正在研究高蛋白饮食是否也能改善老年人肌肉本身的质量。

Their calculations showed it would have needed 43 percent of its body weight in each leg as supportive muscle.

他们的计算显示它每条腿上的支撑性肌肉占整个体重的43%。

Insulin accumulates in muscle tissue and enters the bloodstream, allowing it to circulate throughout the body.

胰岛素会在肌肉组织中累积并进入血液，使其在全身循环。

Dickon stood up on the grass and slowly went through a carefully practical but simple series of muscle exercises.

狄肯站在草地上，缓慢而小心地做了一系列简单的肌肉练习运动。

Muscle changes in the hand, just like the muscular changes going on in the throat region for speaking individuals.

手部肌肉的变化，就像说话的人喉部肌肉的变化一样。

The antioxidant nutrients found in papaya have also been proven to reduce muscle inflammation and heal burns and wounds.

在木瓜中发现的抗氧化营养素已被证明能降低肌肉炎症以及能愈合烧伤创疡。

People under too much pressure would sometimes suffer from muscle aches, headache, tiredness, loss of appetite and so on.

压力太大的人有时候会有肌肉疼痛、头痛、疲劳、食欲不振等症状。