形容词
中文翻译：有效的
同义词：
['efficient', 'productive', 'successful例句：1. The new policy is expected to be effective in reducing pollution.（预计新政策能有效减少污染。）2. Her advice was very effective in solving the problem.（她的建议非常有效地解决了这个问题。）3. The new software is effective in improving our productivity.（这款新软件能提高我们的工作效率。）']
例句：
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1. The new policy is expected to be effective in reducing pollution.
预计新政策能有效减少污染。
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2. Her advice was very effective in solving the problem.
她的建议非常有效地解决了这个问题。
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3. The new software is effective in improving our productivity.
这款新软件能提高我们的工作效率。