形容词
中文翻译:Unknown
同义词:
['efficacious', 'efficient', 'productive', 'fruitful', 'beneficial']
例句:
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1. The new 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 medicine is effective against the common cold.
这种药对普通感冒有效。
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3.The new software is effective at organizing your files.
这款软件能有效组织你的文件。