When you swing your hand, you'd be moving around these extra dimensions over and over again, but they're so small that we wouldn't know it.
여러분이 손을 흔들면 그 손은 이러한 추가 차원들 주위를 계속해서 움직이는거죠. 물론 너무 작아서 보이지는 않지만요.