形容词
中文翻译：有效的
同义词：
['efficient', 'productive', 'beneficial', 'advantageous']
例句：
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1. Thisnew software is very effective at solving complex problems.
这款新软件在解决复杂问题方面非常有效。
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2. The manager's suggestion was very effective in improving the company's productivity.
经理的建议在提高公司生产效率方面非常有效。
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3. The new policy will be effective in reducing traffic congestion.
新的政策将有效减少交通拥堵。