形容词
中文翻译：有效的
同义词：
['efficient', 'effective', 'efficient', 'productive']
例句：
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1. Thenew 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 new software is expected to be effective in improving efficiency.
新软件预计将提高效率。
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3.The new manager is expected to be effective in managing the team.
新任经理预计将有效管理团队。