| 摘要 |
A bicycle trainer is disclosed. The bicycle trainer includes a supporting frame, a hollow roller, an axle, at least one linking part, a fan and a resistance generator. The supporting frame suspends the driving wheel of a bicycle from the ground. The hollow roller presses up against the driving wheel of the bicycle. The axle is located in the hollow roller and pivotally connected to the supporting frame. The linking part connects the axle and the hollow roller. The fan is located in the hollow roller. The resistance generator provides resistance to the axle.
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