seawater pollution是什么意思 seawater pollution怎么读
seawater pollution的用法和样例
- To help tackle the problem of water pollution, we will look to develop options for the further improvement of the strategic sewage system which serves the main urban area.
为了减少海水污染，我们会研究进一步改良市区策略性污水处理系统的几个方案。
展开更多
