中共历史上曾出现过留日、留西欧和留苏三大留学生群体。①与第二、三、四代的留学生群体相比,第一代留学生中至少11人有留学日本的经历。②相似的教育背景和趋同的政治取向为他们在中共成立后成为骨干播下了种子。 There have been three days of stay in Japan in the history of the CCP, three groups of students studying in Western Europe and leaving the Soviet Union. ① Compared with the second, third and fourth generation of overseas students, at least 11 of the first generation of overseas students have studied in Japan. ② Similar educational backgrounds and convergence of political orientation have sowed seeds for them to become key players after the founding of the CCP.