The key to understanding this phenomenon lies not in magnetism nor in any sort of mystical ability but instead in the physics of friction.
理解这种现象的主要方面既不是在磁性也不是在神秘力量而是摩檫力的物理性质。
The key to understanding this phenomenon lies not in magnetism nor in any sort of mystical ability but instead in the physics of friction.
理解这种现象的主要方面既不是在磁性也不是在神秘力量而是摩檫力的物理性质。
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