orbits造句
Itorbitsareddwarfstar.Heconcludedthattheearthorbitsthesun.Laterinthecourse,wewillcoverellipticalorbits,butnowlet'sexclusivelytalkaboutcircularorbits.Ifirstwanttoreviewwithyoubrieflywhatweknowaboutcir...
Itorbitsareddwarfstar.Heconcludedthattheearthorbitsthesun.Laterinthecourse,wewillcoverellipticalorbits,butnowlet'sexclusivelytalkaboutcircularorbits.Ifirstwanttoreviewwithyoubrieflywhatweknowaboutcir...