形容词
中文翻译：有效的
同义词：
['efficient', 'productive', 'fruitful例句：1. The new policy is expected to be effective in reducing pollution.（新政策预计将有效减少污染。）']
例句：
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1. The new policy is expected to be effective in reducing pollution.
新政策预计将有效减少污染。
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2. The manager's leadership style was effective in boosting morale among the employees.
经理的领导风格在提高员工士气方面是有效的。
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3.The new software has been found to be effective in improving efficiency.
新的软件被发现在提高效率方面是有效的。