关于地球环境的英语作文
创始人
2024-09-11 14:15:30
0次
关于地球环境的英语作文谢了吖... 谢了吖 展开
OceanMost marine pollution is from domestic sewage and municipal refuses. When the pesticides went into the marine ecosystem, they quickly become absorbed into marine food webs. Once in the food webs, these pesticides can cause mutations, as well as diseases, which can be harmful to humans as well as the entire food web. City
相关内容