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第173节（第8601-8650行） (173/3207)
of
this
sentence,
and
pluto
was
no
bigger
than
amolecule,
pluto
would
still
be
over
thirty-five
feet
away.
so
the
solar
system
is
really
quite
enormous.
by
the
time
we
reach
pluto,
we
have
come
sofar
that
the
sun—our
dear,
warm,
skin-tanning,
life-giving
sun—has
shrunk
to
the
size
of
apinhead.