你那個圖，尖峰左邊一裏路，可不是上升兩千尺，折合１２％坡度。

來源: borisg 於 2016-02-05 12:02:41 [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.