Methods: Lower limb activity was measured by leg actigraphy over 3 days in 45 patients with moderate to severe COPD and 18 controls of similar age.
方法：低肢体活动力通过三天以上对45名中到中度COPD患者的腿部活动记录检查来完成，对照组为年龄相近的18人。
The testing result of present test method of body bending on seat is influenced largely by leg length of testee's and the efficiency is comparatively low.
目前我国体质测量中，现行的坐位体前屈测量方法的测量成绩受被测者下肢长度影响较大，测量的有效性较低。
One big mottled arm shot out and caught Toad by a fore-leg, while the other-gripped him fast by a hind-leg.
一只长斑点的大胳膊猛地伸出来，抓住托德的一条前腿，另一只手抓住他的一条后腿。
The leg action of the breaststroke may have originated by imitating the swimming action of frogs.
蛙泳的腿部动作可能是模仿青蛙的游泳动作而来。
He argued that he had been knocked down by a runaway team and his leg broken in two places.
他辩解说他是被一个失控的球队撞倒的。他的腿有两处骨折。
Our study shows that by warming up properly, patients can improve the oxygenation and performance of their leg muscles, which is beneficial in promoting exercise tolerance.
我们的研究表明通过恰当的热身，患者可以提高他们腿部肌肉的氧化作用和表现，有助于提高锻炼耐力。
The virus moves from a leg bitten by a rabid dog up the long axons leading to the spinal cord, then jumps to dendrites of other nerves and travels up to the brain, where it causes horrific damage.
在被携带狂犬病毒的狗咬伤后，病毒会从腿部沿着通向脊髓的长轴突向上游走，然后转向其他神经的树突并向前行进入大脑，它会对大脑造成严重的伤害。
In the beginning of their 23-year marriage, Ms. Breeland tried to change her husband's eating habits by nagging or kicking his leg under the table.
在他们23年婚姻的初期阶段，乔斯林试图通过唠叨或者在桌子底下踢他的腿来改变丈夫的饮食习惯。
That means you have to initiate the reflexes for activating the supporting and the free leg by the hip extension and the load.
这表示你必须通过对髋关节的牵拉和负重刺激出那能激活支撑和自由活动腿部的反射。
If you have sciatica, this will be very painful, marked by a burning sensation or a feeling of electric shock down your leg or in your upper back.
如果你有坐骨神经痛，那么这会让你疼痛难忍，这个感觉类似于燃烧或者电击，会从你的腿一支传导到你的背部上方。
Different fascicles lead to different muscles, so stimulating groups of fascicles at different times and by different degrees should enable co-ordinated leg movements.
不同的神经束导入不同的肌肉中，所以在不同时间不同程度地刺激这些神经束组就能够产生协调的腿部运动。
David Jonsson, 19, said the world's first motorized prosthetic gave him a "thinking" leg that created a natural walk by following the motions of his body.
19岁的大卫·约翰逊说这个机动假肢让他拥有了一条“会思考”的腿，它可以随着身体的移动迈出很自然的步伐。
What to do: Ask your doctor if your restless leg syndrome might be caused by another health condition or by a medication you're taking.
怎么做：询问你的医生你的不宁腿综合症是否是其他健康问题或者是你正在服用的药物引起的。
Steven Fogarty, who suffered 40 puncture wounds to his leg, told how he survived the attack by punching the bull shark in the face. "Something just grabbed me from behind.
这名叫史蒂芬·福格蒂的受害者腿部有40处伤口，他告诉人们他是怎样拼命击打鲨鱼的脸才得以逃生的，他说，“有时候它只是从后面咬住我。
These findings suggest that daily activity in patients with severe heart failure may not simply be limited by the failing heart, but also by an impairment in the leg muscles themselves.
这些发现说明，严重心脏衰竭患者的日常活动不仅仅是简单地受到心脏衰竭的限制，还受到腿部肌肉自身损伤的限制。
You may or may not be aware of waking during the night, but restless leg syndrome causes sleep problems by preventing deep, restful sleep.
在白天醒来的时候你可能会意识到，也可能意识不到这种现象，但是通过妨碍你进入深层的安稳的睡眠，不宁腿综合症会引发睡眠问题。
Although a few companies are developing powered knees and ankles, no company makes a lower leg prosthetic with both. And none are controlled by the amputee's nerve signals.
尽管有个别公司在研究动力膝关节和动力踝关节，但都没将两者结合起来，也没有想到通过患者的神经信号来控制假肢关节。
However when they injected the hind leg of mice with the CD47 suppressor, it showed much less hair loss, ulceration and peeling when targeted by radiation than an untreated leg.
但是他们发现，在给小鼠的后腿注射了CD47抑制剂后，脱发，溃疡和脱皮这些暴露在放射线下的副作用相比于没有注射CD47抑制剂的小鼠后腿减轻了很多。
The issue has been brought into uncomfortably stark focus by the broken leg suffered by Arsenal's Aaron Ramsey last Saturday following a tackle from Stoke City's Ryan Shawcross.
在上周六对斯托克城一役中，阿森纳队的拉姆齐被主队的肖克罗斯踢断腿，事后这些争论更是达到了白热化的程度。
Which, without that sticky friction, might be a (small) possibility when you're hanging to a strippers pole upside down attached only by your waist and one flailing leg.
如果没有起粘着作用的摩擦力，几乎只有很小的可能性让你只靠腰和一条腿倒挂在钢管上。
Then in 2007 Dr Herr took this a step further by incorporating assistive power into an artificial leg, or prosthesis.
2007年，赫尔博士进一步为人造腿(或人造义肢)加上辅助电源。
One of the most common injuries for beginner runners, shin splints are characterized by pain in the front of the lower leg.
一个对新手来说非常普遍的受伤，外径夹的特点是小腿前部的疼痛。
Phoenix Island, connected to the city's downtown area by a bridge, was where the first leg of the 2008 Olympics torch relay began in China.
凤凰岛是2008北京奥运火炬传递的首站，以一座观光桥与市区相连。
The leopard was snarling and furious at being caught, with its hind leg gashed by a wire snare.
这条雪豹由于后腿被钢丝套缠住，在愤怒地咆哮，若在平时，就不会那么失态。
By the time my wife got me to hospital, my leg was going black and the doctors were warning me they might need to amputate it.
凌晨时我被疼醒了，腿疼的厉害，腿和脚都开始发黑了。妻子送我去医院后，医生警告说，有可能要截肢。
Now scientists say that by separating our heads from our bodies, the neck gave our brains a leg up in evolution.
现在科学家宣称脖子通过将我们的头部从躯干上分离开，给大脑的进化助了一臂之力。
By leading the development effort, we would have a leg up on the competition in terms of knowledge, expertise, and credibility.
通过领导这方面的开发工作，我们可以在知识、专业技能和可靠性等方面促进竞争。
One site I came across used the analogy of a baby trying stand up by himself, hanging onto a table leg, and can't stand up.
我在无意浏览到的一个网站上看到过这样一个类比，我们就像一个试图自己站起来的婴儿，扶着桌腿，却站不起来。
In a maneuver rarely seen and never before photographed, a raven snatches a chick by the leg after pecking into the egg.
既很少见到，又从未拍摄的一次演习中，一只乌鸦，啄食一只鹤蛋以后，再用它的下肢抓取了里面的没有出壳的小鹤。
You can vary this exercise by stretching first one leg, then the other, or by moving your hand positions from side to side.
你可以先拉伸一条腿，然后换另外一条腿，或者将手从一边移动到另外一边。
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