转转你的脖子。
The actions of the legs, torso, and neck are essentially the same in both poses, although these actions feel different when you turn topsy-turvy and reverse your body's relationship to gravity.
原因是其中的腿部、躯干和颈部的动作在本质上是相同的,虽然当你的天地颠倒之后,感觉就完全不同。
Flip the bill up out of the way when you don't need it, or just turn the cap backwards to protect your neck.
条例草案的方式翻转,当你并不需要它,或只是把第向后,以保护你的脖子。
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