今年建国50周年大庆期间,无论你是目睹国庆盛典、参观成就展,还是漫步在繁花似锦的都市街头,都会由衷地感到我们国家的变化太大了。50年的历程艰辛曲折,50年的成就巨大辉煌,50年发展的经验宝贵且启示良多。一、50年的经验证明,半殖民 During the celebration of the 50th anniversary of the founding of the PRC this year, whether you witness the National Day celebration, visit the Achievement Exhibition, or take a walk in the beautiful urban streets, you will sincerely feel that our country has changed so much. 50 years of arduous twists and turns, 50 years of great achievements, 50 years of development experience valuable and enlightenment. First, 50 years of experience have proved that the semi-colonial