chemical pollutant
英
美
- 化学污染物
双语例句
- Chemical pollutants released into water or spread through the air are often invisible to the human eye.
释放到水体中或空气传播的化学污染物，通常是不可见的。 - However, it is possible that chemical contaminants, pesticides and hormones in the beef could be the reason for these results.
但是，化学污染物，杀虫剂及牛肉种的激素都有可能是导致精子数量减少的原因。
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