The Jurassic period is a geological era in the long history of the earth. In the vicissitudes of life since the birth of the earth, it is just a period of history that does not take up a lot of space. However, the Jurassic is so famous that many people directly use it to refer to the entire Mesozoic era when dinosaurs dominated the earth. When it comes to the age of dinosaurs, most people only think of the Jurassic, but few people think of the pre-Jurassic period. Cretaceous period after Triassic and Jurassic. So if there is a “gate of time and space”, how long can modern people live…