become more and more polluted 变得越来越拥挤
more investigation of polluted companies 加大污染企业查处力度
polluted more and more seriously 污染日益严重
more polluted
更多的污染
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Air is more polluted closer to the ground.
靠近地面的地方空气污染更严重。
youdao
Our earth is becoming more and more polluted because of the rapid increase in population.
由于人口的快速增长，我们的地球污染越来越严重。
The air here is much more polluted than in my country.
这里的空气污染比我们国家严重多了。
The long term effects of breathing polluted air are even more alarming.
VOA: standard.2010.08.04
Eighty-four percent of respondents said cities were becoming more polluted, and 67% said logging and development were shrinking forests.
FORBES
Chicken Littles in those days argued that the earth was becoming overpopulated, that we were running out of food, oil and other natural resources, that we were becoming more polluted.
FORBES: Fact and Comment
This is when the air was more polluted there.
NPR: Chengdu Youths Discuss Life in China
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