我是否應該退還蹦床?

來源: 2015-07-09 07:23:01 [舊帖] [給我悄悄話] 本文已被閱讀:

I have ordered 蹦蹦床 and haven't received it yet. From the review I have seen fso far,  It seems 蹦蹦床 doesn't help someone who is used to exercise daily. For example, I run 3 miles in 30 minutes three times a week, riding on elliptical machine everyday. Wonder if 蹦蹦床 has no effect on me. Should I cancel the order?