A fisherman casts a net in the polluted waters of river Yamuna in New Delhi, India.
在印度新德里的亚穆纳河，渔民正在污染的河水中撒网。
The problems with the job were that diving in polluted waters resulted in many health problems.
这一工作的坏处是，在受污染的水域潜水会引发很多健康问题。
To safeguard the public against swimming in polluted waters, the government has adopted strict standards for water quality control in bathing beaches.
为保障泳客免受污水感染，环保署采取严格的水质标准，监察泳滩的水质。
To safeguard the public against swimming in polluted waters, the government has adopted strict standards for water quality control in bathing beaches.
为保障泳客免受污水感染，环保署采取严格的水质标准，监察泳滩的水质。
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