This sentence means that we are engaged in a great undertaking that will take a hundred years to complete. This is the historical responsibility and opportunity of this generation. It is not easy for a person to catch up with such a great era. I hope everyone will cherish this job opportunity and do their best to do their job well.

In such a great historical era, as a builder, in order to live up to the youth and responsibility entrusted to me by the times, I will dedicate my youthful blood to this era, and * * * will push this cause to a higher level.