形容词
中文翻译：Unknown
同义词：
['economic', 'economical', 'prudent', 'frugal']
例句：
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1. The manager decided to implement a more economical production process.
经理决定实施一个更经济的生产过程。
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2. She is always looking for ways to be economical with her expenses.
她总是在寻找节省开支的方法。
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3. The economist pointed out that economical measures could help reduce unemployment rates.
经济学家指出，节约措施可以帮助降低失业率。