10 meters 100 million kilometers 亿公里 Now we see the inner solar system.The green arc is traversed by planct Earth during some six weeks each September and October. moP.C▣m
一 亿 公 里
10 meters 10 million kilometers 一千万公里 This path marks the earth's way for four days in October;within it the moon's route is indicated relative to carth.The moon at all times lies somewhere on that small ellipse which moves along with the earth in its orbit. moP.C▣m
一 千 万 公 里
1 million kilometers 一百万公里 The farthest place our own kind has yet visited is the companion moon,our nearest celestial neighbor.Bright moonlight and the tides witness her proximity. m▣P.C▣m
一 百 万 公 里
10netore 100 thousand kilometers 十万公里 The whole earth appears,isolated,elegant,and fragile.We recognize our globe in open space,a spacecraft in orbit,no Atlas and no turtles to support it.Its smooth,swift motion around the sun carries it across such a square as this every hour. m▣P.C▣m
十万公里
10metere 10 thousand kilometers 一万公里 The earth in detail:blue sky,whice clouds,dark seas,brown lands,a globe tumning always castward.The makers of maps had for three centuries prepared us for this sight,but it became real to cyes as well as to mind only around 1967. m▣P.C▣m
一 万 公 里