可以讓兩隻手臂都不太累,還可以同時鍛煉左右腦,這下防老年癡呆又有新發現了。LOL
WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.
Copyright ©1998-2025 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy