The parts of the body that require special attention are the muscles of the shoulder and arms, abdomen and back, legs, and the heart, lungs and blood vessels.
锻炼期间我们要注意肩部，手臂，腹部，后背，腿部的肌肉，以及心脏，肺和血管。
Do this correctly by using the muscles of your abdomen and the ones between your ribs (intercostals) to squeeze more air out of your lungs as you exhale.
深呼吸的方法要正确，你要用你的丹田和肋间的肌肉来从肺部挤压出更多的空气。
Breathe correctly by using the muscles of your abdomen and the ones between your ribs to squeeze more air out of your lungs as you exhale.
正确的呼吸是要运用腹部和肋骨之间的肌肉，在呼气的时候，尽量排出肺部的空气。
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