"National Day celebrations remind us of the country's glorious past and inspire us to work hard for a better future."

这句话的意思是：“国庆节的庆祝活动提醒了我们国家的光辉历史，并激励我们努力为一个更美好的未来而奋斗。”这句话表达了国庆节对于纪念国家历史、激发民族自豪感和激励人们共同努力建设的意义。

Happy National Day！

the national celebrating day is the first day of October,because the new China was established on October 1st.1949,the great leader chair Mao announced to the world,so the October 1st of every year is the national day.