科學技術如果不能轉化成生產力就談不上領先，農業社會你搞一堆三角代數還不如良種鐵犁管用，所以古希臘滅絕了，中國還傲立在東方

來源: Amita 於 2023-10-04 15:49:30 [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.