pollution
noun
pəˈluːʃən
noun
1
the
process
of
making
air,
water,
soil
etc
dangerously
dirty
and
not
suitable
for
people
to
use,
or
the
state
of
being
dangerously
dirty
污染
California’s
tough
anti-pollution
laws
加利福尼亚州严厉的反污染法
air/water/soil
pollution
air
pollution
from
traffic
fumes
车辆废气造成的空气污染
pollution
prevention/standards/control
The
costs
of
pollution
control
must
be
considered.
必须考虑污染控制的成本。
2
substances
that
make
air,
water,
soil
etc
dangerously
dirty
污染物
a
plan
to
reduce
pollution
减少污染的计划
industrial/chemical
etc
pollution
the
effects
of
industrial
pollution
on
the
population
工业污染物对人口的影响
The
chemicals
have
been
identified
as
a
source
of
pollution
.
这些化学物质被确定为是一种污染源。