第7页

信息发布者：
dried food
power pack
sleeping bag
planet
passenger
compare
polluted
pollute
rapid
rapidly
increase
increase
uncomfortable
comfortable
uncomfortably
comfortably
tasty
taste
specially
special
think about
travel into space
me neither
get to my food
as well as
live on Mars
by the year 2100
become more and more crowded
the rapid increase in population
start all over again
large numbers of passengers
at the speed of light
the journey to Mars
in the form of pills
be designed to do
compare to/with
in some ways
prevent
themselves from floating off into space
connect to
I've never
thought about travelling into space.
How do you like life here?
It is hoped that people could start all
over again and build a better world on Mars.
The gravity on Mars is only
about three-eighths of that on the Earth.
Compared with life on the Earth, life
on Mars would be better in some ways.
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