核心提示： 一九五一年四月中旬的一天，毛泽东邀请周世钊和蒋竹如到中南海做客，曾对他们说：“我很想请两三年假学习自然科学，可惜，可能不容许我有这样长的假期。” 本文摘自：中国共产党新闻网，作者：龚育...
core tip: 1951 day in mid April, Mao Zedong invited Zhou Shizhao and Jiang Zhuru to the Zhongnanhai guest, said to them: "I would like to ask two or three years to study science, unfortunately, may not allow me to have such a long holiday." This article from: China Communist News Network, author: Gong yu...
