【地球的过去和现在】印书馆北京.pdf
科技英语通俗读物 ADVENTUREOFTHEWORLD 地球的过去和現在 [英］James Fisher著 涂云深注释 商务印书馆 1965年北京
CONTENTS Part I HOWTHEWORLDBEGAN TheWorldintheMaking FirstAge ofLife SecondAgeofLife Third Age of Life FourthAge ofLife Mans Age of Life TheAges ofLife Part II THEFACEOFTHEWORLD TheEarthAroundtheSun.SunShines,RainFallsWinds BlowPlants Grow WorkofWindandWater WorkofSea andIce
TheWorldintheMakingi Nobodyknowsforcertain²howthesolarsystem3 began—how the sun came tohave nine planets,with their moons andrings,4andthousandsof tiny planet- oidsSomescientiststhinkthatabout2,500million yearsagothesunandagreaterstarrevolvedround6 eachother.