英文關鍵字
toxic
water
river
stream
pollution
polluted
waste
sewage
industrial
damage
environmental
red
environment
scum
radiation
radioactive
bad
danger
leak
leaking
chemical
chemicals
scummy
pond
earth
planet
oil
industry
dead
dangerous
英文關鍵字
toxic
water
river
stream
pollution
polluted
waste
sewage
industrial
damage
environmental
red
environment
scum
radiation
radioactive
bad
danger
leak
leaking
chemical
chemicals
scummy
pond
earth
planet
oil
industry
dead
dangerous