某些材料可以制造成抗拉伸强度大的产品。
Certain materials can be manufactured with a high tensile strength.
这块肌肉再受到拉伸的话，它甚至可能会拉伤。
坐在地板上，尽可能分开双腿，但不要过度拉伸。
Sitting on the floor, spread your legs as far as they will go without overstretching.
现在感觉好多了，因为我做了拉伸。
一直以来学生都被告知运动前需要进行拉伸。
For generations, students were taught to stretch before playing games.
我会坐下拉伸身体。
下面的练习的关键是保持良好的姿势，拉伸不要看起来草率。
The key to the exercises presented below is to maintain good form and don't look sloppy stretching.
他说，出了实验室，大多数人做热身拉伸运动不会超过30秒。
Outside the lab, he says, most people are unlikely to hold a warm-up stretch for longer than about 30 seconds.
无一例外地，这些人都体验到了失重和身体被纵向拉伸的感觉。
Uniformly, these people experienced weightlessness and the sensation that their bodies were being stretched lengthwise.
像所有的健身房一样，它们有各种各样的器材来帮助锻炼身体不同部位的肌肉，比如实用的自行车、胸部拉伸机和跑步机。
Like all gyms, they have all sorts of things to help build up muscles in different parts of the body, like applied bicycles, chest stretching machines, and running machines.
书页通常使用的材料是羊皮纸，羊皮纸是一种动物的皮肤，其在张力的作用下被拉伸和变干，因此它会变得非常平整，并且你可以在上面写字。
The material typically used for the pages was parchment, which is animal skin that's stretched and dried under tension, so it become s really flat and can be written on.
在做任何困难的运动如跑步之前，腿、手臂、背部和脖子要有充分拉伸。
You need to stretch your legs, arms, back and neck before you do any difficult activities like running.
板块拉伸发生在俯冲带。
我们进行了90秒的面部拉伸转弯和循环。
We blasted through face-stretching turns and loops for ninety seconds.
它们成长、膨胀、伸展，有时候它们甚至费力地拉伸。
They grow, they bulge, they stretch and sometimes they even painfully pull.
但是这些疼痛从何而来呢？根据德国教授康格里的说法，这种疼痛来自于以一种不寻常的方式拉伸你的肌肉。
But where do these pains come from? According to a German professor Kangri, the soreness comes from straining your muscles in an uncommon way.
据一个德国教授说，疼痛来自以不平常的方式拉伸你的肌肉，例如，骑上自行车兜风会疼痛，因为你已经很长时间没骑车了。
According to a German professor, the soreness comes from straining your muscles in an uncommon way, for example, jumping on a bicycle for a ride, because you haven't ridden in a long time.
一个德国教授认为，肌肉酸痛是因为肌肉拉伸的方式与平常有所不同，例如，长时间没有骑自行车之后再骑车兜风就会产生肌肉酸痛。
According to a German professor, the soreness comes from straining your muscles in an uncommon way. For example, jumping on a bicycle for a ride, because you haven't ridden in a long time.
同时在这期间不要做拉伸 。
对于一些伤痛，拉伸可以加速恢复。
对你的脊柱施加压力，然后拉伸。
拉伸图片还会有伸缩弹性的感觉。
Stretching an image could result in an elastic kind of resistance.
拉伸并强化你身体的每块肌肉。
It stretches and tones up just about every muscles in the body.
左侧向前压髋，做拉伸臀屈肌的练习。
确保在你跑步后冷却和拉伸。
今天你可以上哪儿拉伸呢？
扭伤是由于过度拉伸而引起的韧带受伤。
A sprain is an injury to a ligament caused by excessive stretching.
图3展示了文本域图像是如何拉伸的。
如果使用不正确的转换，图像将会被拉伸。
If the incorrect conversion is used, the image will be stretched.
跑步前要不要做做拉伸？
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