心脏肌肉收缩以挤压出血液。
最常见的头痛类型是紧张或肌肉收缩。
The most common type of headache is a tension or muscle contraction.
如果肌肉收缩，色袋就会膨胀，你就会看到不同的颜色。
If the muscle's contract, then the sack expands, and you can see the colors.
目的：探讨“肌肉收缩的机制”。
但当肌肉收缩时只有一块骨头运动。
When the muscle between the bones shortens, one bone has to move.
肌肉收缩是重复收缩，交叉桥的产物。
Muscle shortening is the product of repeated contraction of the cross bridges.
他说金子能够帮助缓解痛处的肌肉收缩。
He said the gold helps to relieve muscle contraction around painful areas.
杠铃的升降，只是肌肉收缩带来的结果。
The bar's movement is simply a side effect of that contraction.
肌肉收缩时可牵动皮肤，产生各种表情。
Muscle contraction can affect the skin, producing a variety of expressions.
冷水使游泳者肌肉收缩。
好的，你的肌肉收缩。
感到肌肉收缩再舒张。
细胞膜和肌细胞的分子结构；肌肉收缩的原理。
The molecule structures of cell membrane and muscle cell; The principle of muscle contraction.
镁是肌肉收缩、生长和心跳速度正常的必要物质。
Magnesium is necessary for muscle contraction, heart rate regulation, and muscle growth.
新的调查研究表明过量的食用肉和盐能够使肌肉收缩。
New research shows that an excess of meat and salt can contract muscles.
肌肉细胞电解质的组成是不可或缺的神经，肌肉收缩力。
Muscle cell electrolyte composition is essential for nerve-muscle contraction force.
很多人收缩他们的肌肉很慢，但是放松很快。
Slow lifting. Many people contract their muscles slowly and then release more quickly.
当我们吸气的时候，这些肌肉就收缩，扩大肺部并吸入空气。
These muscles contract when we breathe in, expanding the lungs and drawing in air.
不过，当肌肉做短距离收缩的时候，它们移动更慢，产生的力量更大。
When contracting short distances, though, they move more slowly and generate more force.
肌肉以滑动丝的机制产生收缩。
当你弯曲肘部时，手臂上的肌肉就收缩。
接下来发生的事就是他们试图运动已经收缩了的肌肉。
What happens then is they're trying to move an already contracted muscle.
肌肉受了电击的刺激便收缩。
A muscle contracts when it is irritated by an electric shock.
肌肉的收缩是人体的一种反应。
你屈肘时，手臂的肌肉就会收缩。
When you bend your elbow , you contract the muscles of the arm.
术后早期进行按摩、肌肉等长收缩、关节被动活动及主动活动等综合性康复治疗。
Make early comprehensive treatment after operation, such as massage muscle equal-length contraction, passive joint movement.
减少发生糖尿病的危险在健身运动时肌肉开始收缩。
Lower diabetes risk When muscles begin contracting during physical activity.
你的心是一种纤维，使其收缩，血液循环肌肉。
Your heart is a muscle with fibers that allow it to contract and pump blood.
你的心是一种纤维，使其收缩，血液循环肌肉。
Your heart is a muscle with fibers that allow it to contract and pump blood.
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