| 摘要 |
A multi-stage bi-directional breath flow and blood circulation aider is provided with a plurality of ratchet teeth arranged in one end of a positioning seat and an adapter respectively for being meshed with each other, and the positioning seat is covered with the adapter and a closure for multi-stage control of physical energy consumption by taking advantage of an eccentric rod of the adapter. A plurality of recessed grooves is formed on the eccentric rod for arranging two fixed belts so as to commit eccentric rotation to pull and release the belts reciprocally for physical gymnastic exercise.
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