形容词
中文翻译：Unknown
同义词：
['productive', 'productiveness', 'efficiency', 'productivity']
例句：
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1. Thenew software is very productive and saves a lot of time.
这款新软件非常高效，节省了很多时间。
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2. The company's productivity has increased significantly since the implementation of new policies.
自从实施了新的政策后，公司的生产效率显著提高。
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3.The farmer's productivity was greatly improved by the use of modern farming techniques.
农民通过使用现代农业技术大大提高了生产效率。