River pollution
[法] 河流污染
🧩 词语组成解析
river
['rivə]
n. 河，江;溪，巨流;
🗣️ 情景例句
When can I do that? I'd be happy to.
我什么时候可以去看 我很乐意做这项工作。
I get up before six o'clock every day.
每天我六点前起床。
Police are wary of itinerants who cannot be traced to a recognized camp boundary or to four walls.
警察则对那些查不出有固定营地或住处的游荡者保持警惕。