pollution的英文用法与短语
在英语中，pollution只做名词，其用法如下。 pollution n. （1）the process of making water, air ,soil, etc. dirty; the state of being dirty污染，玷污，弄脏 例如：air/water pollution 空气/水污染 to reduce levels of environmental protection 降低环境污染的程度 （2）substances that make air, water,...