The body is made up primarily of bone, muscle, and fat.
人体主要由骨、肌肉和脂肪组成。
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。
Damaged cells are then cleaned up and the body sends cells specially designed to break down the large muscle fiber fragments.
受损细胞随后被清理干净，并且身体会产生专门用于分解大块肌纤维碎片的细胞。
Trying to live up to the images of "perfect" models and movie heroes has a dark side: anxiety and depression, as well as unhealthy strategies for weight loss or muscle gain.
试图达到“完美”的模特和电影英雄形象也有阴暗面：造成焦虑和抑郁，以及选择不健康的减肥或增肌策略。
One that churns out actin and myosin, which link up to form units that can expand and contract, will become a muscle cell. And so on.
而那种大量炮制肌动蛋白和肌凝蛋白的细胞，连接在一起从而形成可扩展及缩小的单元，这种细胞将成为肌肉细胞。如此类推。
Then he handed Samuel the forceps and told him to pull up on the skin between the rear legs to separate it from the muscle.
随后他递给塞缪尔手术钳，告诉他先把后腿之间的皮肤扯起来，使之与肌肉分离。
Statins are known to cause muscle aches and liver dysfunction; warnings of both possibilities are prominent in the printed instructions patients get when they pick up their prescriptions.
众所周知，司他汀会造成肌肉疼痛和肝功能异常；当患者拿到自己的药方时，在印刷的用法说明书上这两种可能性的警告显而易见。
And if you hurt yourself, billions more cells spring up to repair broken blood vessels and make new skin, muscle or even bone.
一旦受伤，超过十亿数量的细胞就会冒出来，修复受损的血管，生成新的皮肤、肌肉乃至骨骼。
To help ease bodily tension, as you're waiting on a line or in traffic, do a muscle tightening and loosening; start at your toes and work up the different muscle groups.
为了帮助减轻身体紧张，当你排队或堵车在等待的时候，尝试肌肉收缩和放松；从脚趾头开始，然后唤起不同的肌肉组织。
Stretching helps to flush out any lactic acid that has built up duringyour walk, which will allay any delayed onset muscle soreness (DOMS).
拉伸可以帮助人体排出步行过程中产生的乳酸，这将缓和延迟性肌肉酸痛（DOMS）。
Stretching helps to flush out any lactic acid that has built up during your walk, which will allay any delayed onset muscle soreness (DOMS).
拉伸可以帮助人体排出步行过程中产生的乳酸，这将缓和延迟性肌肉酸痛(DOMS)。
After the first few days of liquid only, the body USES up all its stored glucose to make energy. And then it turns to other sources, including fat and muscle.
在只喝水禁食的前几天，肌体利用储备的糖原来提供能量，还有其他途径包括脂肪和肌糖原。
So when you go back to a normal diet you will start putting on more weight (unwanted fat) do to a lowered metabolic rate which your muscle that you lost once helped boost up.
所以，当你回复正常饮食时，由于新陈代谢率下降，为弥补先前丧失的肌肉，人们的体重会变得更重。
At the same time, when your body becomes hotter, muscle enzymes speed up, burning glycogen more rapidly, depleting stores of the sugar that the muscles use for fuel.
同时，当体温升高，肌肉中的酶就会加速产生，加快肌糖原转化，降低了维持肌肉能量的糖的储存。
The zygomatic major muscle that turns the corners of the lips up, and the orbicularis oculi muscle that squeezes the eyes into the famous fanned wrinkles also known as crows feet.
颧骨的主肌肉使嘴角上扬，眼轮匝肌挤压眼睛使其弯成非常令人满意的、像鸟足一样的扇形。
Up to six people can gather around the table and, with a swipe of a finger, remove layers of muscle, zoom in and out of organs and slice through tissue with a virtual knife.
这个显示屏可供至多6个人一起工作；只需滑动手指，就可以移除层层肌肉；还可以放大或缩小器官的图像；并且还能用虚拟手术刀切开组织。
When you are just muscle, you end up being gaunt in the face, and that makes you look older by five or 10 years.
如果你没有脂肪只有肌肉，你的面容会显得憔悴，让你显得比实际年龄大5到10岁。
Our brain — which uses about 20 times as much energy as the equivalent amount of muscle — piped up and said, "Please, sir, I want some more."
我们的大脑，比同等重量的肌肉，要多消耗20倍的能量。 大脑会说：“先生，请多给我一些肉。”
Many toxic compounds are bitter, so the researchers expected the lung muscle to tense up and contract—to compel the breather to move away from whatever was bitter and perhaps toxic.
鉴于许多有毒物质都是苦味的，所以研究者们以为肺部的肌肉在遇到苦味时会收紧和收缩，从而使得呼吸者远离那些有可能有毒的苦味物质。
The researchers posit that although the extra rigidity of the tendon makes up for the lost muscle function, it causes pain once the pumps come off and the tendons have to stretch again.
研究人员推定，虽然肌腱额外的刚性可补偿失去的肌肉功能，但是只要不穿高跟鞋，肌腱就被迫再次伸展开，导致疼痛。
With chipmakers trying to muscle in on each other's territory, competition in the industry is suddenly heating up.
随着不同的芯片制造商努力挤入彼此的领域，行业间的竞争突然变的激烈起来。
However, ultrasound revealed that the muscle fibres that make up the calves were indeed 13% shorter, on average, for the heel fans.
然而，超声波检测结果表明，对于穿着高跟鞋的人来说，构成腓肠肌的肌纤维长度平均比通常情况短13%。
In general, warm up by focusing first on large muscle groups, such as your hamstrings.
通常，热身首先注重在在大的肌肉群，例如你的大腿。
'By doing small things that take a certain amount of self-control, you can build up your' muscle ' 'for tackling larger changes, Dr. Muraven says.
穆拉文博士说，通过做一些需要一定自控力的小事情，你可以锻炼自己的“意志肌肉”，以便将来应对更大的挑战。
And officials with those groups said this time, they will be following up with an aggressive, coordinated lobbying effort to try to muscle the package through a jumpy House Republican conference.
商界代表的官员这次表示，他们将协调一致、积极游说，大力促使胆战心惊的众议院共和党会议通过这一提案。
If you feel any muscle tightness while you're warming up, stop jogging for a moment and stretch out the tight area (but don't count this stretching time as part of your 10-minute minimum).
如果热身时候感到任何肌肉紧张，停止慢跑，拉伸一下紧张的部位(但是不要把拉伸时间算到你的10分钟里面去)。
If you feel any muscle tightness while you're warming up, stop jogging for a moment and stretch out the tight area (but don't count this stretching time as part of your 10-minute minimum).
如果热身时候感到任何肌肉紧张，停止慢跑，拉伸一下紧张的部位(但是不要把拉伸时间算到你的10分钟里面去)。
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