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第3128节（第156351-156400行） (3128/3207)
west
of
nairobi.
drive
out
of
the
city
on
the
main
highway
touganda,
and
there
comes
a
moment
of
startling
glory
when
the
ground
falls
away
and
you
arepresented
with
a
hang
glider’s
view
of
boundless,
pale
green
african
plain.
this
is
the
great
rift
valley,
which
arcs
across
three