形容词
中文翻译：有效的
同义词：
['effective', 'efficient', 'productive例句：1. The new software is designed to be efficient and user-friendly.（这款新软件旨在高效且用户友好。）']
例句：
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1. The new software is designed to be efficient and user-friendly.
这款新软件旨在高效且用户友好。
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2. The manager's efficiency has significantly improved the company's productivity.
经理的效率显著提高了公司的生产力。
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3.The engineer was asked to improve the efficiency of the machine.
工程师被要求提高机器的效率。