一次污染是指由人类活动直接产生的污染物，如工厂排出的烟尘、二氧化硫等，成为一次污染物，由一次污染物造成的环境污染称为一次污染。
最近一次调查发现那里的水质污染比本国其他任何地区都严重。
A recent study found that water pollution in the region was worse than in any other region in the country.
每一次淋浴，你将会无意中污染了环境。
With every shower you take, you may be unwittingly polluting the environment.
这种侦察特点可应用于任何植物，甚至可以一次性侦查出多种不同污染物——这些改变也可以从卫星图像中观测到。
The detection traits could be used in any plant and could detect multiple pollutants at once - changes that can also be detected by satellite.
应用推荐