severe contamination

• 严重污染

severe contamination的用法和样例：

例句

1. There is a danger of serious contamination from radioactive waste.
   放射性废弃物有严重污染的危险。
2. Article 21 If an enterprise or institution causes severe environmental pollution with solid waste,it shall be required to bring it under control within a time limit.
   第二十一条对造成固体废物严重污染环境的企业事业单位，限期治理。