动词
中文翻译：减少
同义词：
['decrease', 'diminish', 'decrease in number/amount', 'diminish例句：1. The population of the city has been reduced by 20% since the implementation of the policy.（自从实施这项政策以来，该城市的人口已经减少了20%。）']
例句：
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1. The population of the city has been reduced by 20% since the implementation of the policy.
自从实施这项政策以来，该城市的人口已经减少了20%。
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2. The cost of living has decreased due to the economic downturn.
由于经济衰退，生活成本已经下降。
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3.The company plans to reduce its carbon emissions by 40% over the next three years.
该公司计划在未来三年内将其碳排放量减少40%。