pollutant
noun
pəˈluːtənt
noun
1
a
substance
that
makes
air,
water,
soil
etc
dangerously
dirty
and
is
caused
by
cars,
factories
etc
污染物，污染物质
air/environmental/water
etc
pollutants
New
regulations
will
reduce
hazardous
air
pollutants.
新规定将减少污染空气的有害物质。
a
dumping
ground
for
toxic
pollutants
有毒污染物堆放场
chemical/industrial
etc
pollutants
industrial
pollutants
in
the
lake
湖中的工业污染物