1·Filters do not remove all contaminants from water.
过滤器无法过滤掉水中的所有污染物。
—— 《牛津词典》
2·Fossils are often washed together on-site in a large bath which can allow water and contaminants in the form of contemporary DNA to permeate into the porous bones.
化石通常在大浴池中进行现场清洗，这可以使水和现代 DNA 形式的污染物渗透到多孔骨骼中。
3·Contaminants found in poultry will also be found in their eggs.
在家禽里发现的污染物，也将会在它们下的蛋里发现。
—— 《柯林斯英汉双解大词典》
4·But security experts say it contains biological and chemical sensor technology, video, wireless communications, and computer software to simulate the spread of potential contaminants.
但安全专家说，它包括了生物和化学传感器技术、视频、无线通信，以及模拟潜在污染物蔓延的计算机软件。
5·And when nursing mothers eat fish, not only do they expose themselves to these contaminants, they also pass half of the toxins that they consume along to their babies.
当哺乳的母亲吃了鱼，她们不仅自己受这些污染物的危胁，还将所摄取毒素的一半传给了婴儿。