形容词
中文翻译：有效的
同义词：
['efficient', 'productive', 'efficacious']
例句：
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1. Thenew software is effective at improving our productivity.
这款新软件在提高我们的工作效率方面非常有效。
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2. The manager's suggestions were effective in solving the problem.
经理的建议在解决问题上是有效的。
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3. Her advice was effective in helping her friend find a job.
她的建议帮助她的朋友找到了工作。