Scientific Rocket Uncle 1.29-2

All the videos produced by this channel are designed to convey interesting popular science knowledge to the audience and are absolutely in line with the platform's usage policy. Hello everyone I am your ”Encyclopedia Uncle” Rocket Uncle ~ Tell interesting science and teach creative people! Through the description of natural science and social science knowledge outline the overall outline of the scientific knowledge picture! If you want to know more knowledge please do it in [Uncle Scientific Rocket]] --------------------------------------------------------------------------------- If you like me subscribe to me. Don't forget to click on the little bell🔔Your support is precious to me!💨 kexuehuojiansh... # Science Rocket Uncle# Science Popularization# Culture