The pollutants in the ponds appear to come from fish that fulmars eat when they’re out on the ocean.
出自-2016年12月听力原文
Previously, scientists noticed pollutants arriving in the Arctic with the wind.
出自-2016年12月听力原文
In ponds closest to the colony, the result showed there were far more pollutants than the ponds less affected by the birds.
出自-2016年12月听力原文
柯林斯高阶英汉双解学习词典释义
N-VAR
污染物（尤指车辆尾气和工业有毒化学废弃物）
Pollutants are substances that pollute the environment, especially gases from vehicles and poisonous chemicals produced as waste by industrial processes.