形容词
中文翻译：有效的
同义词：
['efficient', 'efficient', 'productive', 'successful例句：1. This new policy is expected to be effective in reducing pollution.（这项新政策预计将有效减少污染。）']
例句：
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1. This new policy is expected to be effective in reducing pollution.
这项新政策预计将有效减少污染。
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2.The new software is effective at automating repetitive tasks.
这款新软件在自动化重复任务方面非常有效。
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3. The manager's advice was very effective in solving the problem.
经理的建议非常有效地解决了这个问题。