你应该看到你的腹部扩张和收缩。
血管的扩张和收缩对血液的正常的流动是必需的。
Expansion and contraction of blood vessels of normal blood flow is essential.
最终，该地区将停止扩张，转为收缩，形成星系和星体。
Eventually, the region would stop expanding, and would contract to form galaxies and stars.
空气元素：跑步、狩猎、利用强度、收缩和扩张。
Air Element: Running, Hunting, Using Strength, Contraction and Expansion.
空气元素：跑步、狩猎、利用强度、收缩和扩张。
Air Element: Running, Hunting, Using Strength, Contraction and Expansion.
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