contamination

释义

n. 污染, 污物\n[化] 污染; 沾污 free from contamination 无污染 environmental contamination 环境污染 water contamination 水污染

例句

However, contamination can occur at any point along the food chain, from field to table.

然而，污染沿着食物链可能在任何的点上发生，从田地到餐桌。

There is no evidence of contamination in our lab, and we have controlled for that all along.

我们的实验室不存在污染，在整个实验过程中我们都控制的很好。