肌肉

Massage is used to relax muscles, relieve stress and improve the circulation.

按摩可以使肌肉放松，缓解压力和促进血液循环。

A muscular spasm in the coronary artery can cause a heart attack.

冠状动脉的肌肉痉挛可能导致心脏病。

Foods and fluids are mixed in the stomach by its muscular contractions.

通过胃部肌肉的收缩食物和流质在胃中混合。

Avoid muscle strain by warming up with slow jogging.

先慢跑热热身，免得拉伤肌肉。

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

他们称划船是最佳运动，它可以锻炼每一处主要肌肉群。

The Mud Bath is particularly recommended for relieving tension and stiff muscles.

特别推荐想要放松情绪、缓解肌肉酸痛的人泡泥浆浴。

One group of muscles sets the next group in motion.

一组肌肉带动下一组肌肉运动。

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

人体主要是由骨骼、肌肉和脂肪构成。

He was well-built, but too fleshy to be impressive.

他肌肉发达，但是太胖了，没给人留下好印象。

It is better to stretch the tight muscles first.

最好先伸展一下僵硬的肌肉。

This can lead to bodily weakness and muscle wastage.

这样可能会导致身体虚弱和肌肉萎缩。

There are three types of muscle in the body.

体内有3种类型的肌肉。

My arms are tired, and my back is tense.

我的胳膊很累，背部肌肉紧绷得难受。

Torn muscles retract, and lose strength, structure, and tightness.

撕裂的肌肉会收缩，丧失原来的力量、结构和紧实度。

Jane tensed her muscles to stop them from shaking.

简把肌肉绷紧，不让它们颤抖。