名词
中文翻译：活动率
同义词：
['activity', 'vitality', 'efficiency']
例句：
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1.The company's activity rate has increased significantly since the new management team took over.
自从新的管理团队接管以来，公司的活动率显著提高。
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2. The increase in activity rate is a positive sign for the economy.
活动率的增加对经济是积极的信号。
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3. The research shows that increasing activity rates can lead to better productivity.
研究表明，提高活动率可以提高生产力。