简介：This feature documentary intends to spread the word about Paleo (aka the Caveman diet) and raise public a【ZiYuanTun.Com】wareness about this healthy alternative to the Standard American/Western Diet (SAD). The film presents the basic tenets of the Paleo mo
简介：NASA's Jet Propulsion Laboratory to follow the birth of the Perseverance rover, whose prim【ZiYuanTun.Com】ary mission is to search for traces of life in an ancient river delta on Mars and collect samples for eventual return to Earth. 译文(3): 美国国家航