不靠譜.同一種運動有各種不同的強度標準,表格裏沒有區分

來源: 滿地找牙於 2013-08-13 17:51:35 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.