這個“循序漸進”是關鍵。比方說，日本有個老漢73歲蹬頂珠峰，又有多少73歲人坐在輪椅裏的？

來源: coach1960 於 2015-04-07 18:22:37 [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.