If you step anywhere other than your big toe, you'll quickly feel a difference in friction andhave to make the necessary adjustment.
这样一旦用除大脚趾以外的任何部位踩点，你都会迅速感觉到摩擦力的不同然后要做出调整。
If you step anywhere other than your big toe, you'll quickly feel a difference in friction andhave to make the necessary adjustment.
这样一旦用除大脚趾以外的任何部位踩点，你都会迅速感觉到摩擦力的不同然后要做出调整。
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