At
the
height
of
the
Roman
Empire,
nine
major
systems,
with
an
innovative
layout
of
pipes
and
well-built
sewers,
supplied
the
occupants
of
Rome
with
as
much
water
per
person
as
is
provided
in
many
parts
of
the
industrial
world
today.
At
the
height
of
the
Roman
Empire,
nine
major
systems,
with
an
innovative
layout
of
pipes
and
well-built
sewers,
supplied
the
occupants
of
Rome
with
as
much
water
per
person
as
is
provided
in
many
parts
of
the
industrial
world
today.
At
the
height
of
the
Roman
Empire,
nine
major
systems,
with
an
innovative
layout
of
pipes
and
well-built
sewers,
supplied
the
occupants
of
Rome
with
as
much
water
per
person
as
is
provided
in
many
parts
of
the
industrial
world
today.
At the height of the Roman Empire, nine major systems, with an innovative layout pipe and well-builted sewers, supplied the occupants of Rome with as much per peron as is provided in many parts of the industrial world today.
이 문장에서 노란 마킹부분이 문법적으로 궁금합니다. 없어도 되는 것 같기도 하고 as 뒤에 바로 동사가 오는걸 잘 모르겠습니다.
답변 부탁드려요~~