名词
中文翻译：Unknown
同义词：
['promotional expense', 'advertising expense', 'marketing expense']
例句：
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1. The companyis spending a significant amount of money on its promotion expenses.
该公司在促销活动上投入了大量资金。
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2. To increase sales, the marketing department has been promoting new products through various channels.
为了增加销量，市场营销部门通过各种渠道推广新产品。
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3. The company's decision to invest in digital marketing was a strategic move to boost its promotion expenses.
公司决定投资于数字营销是战略举措，以增加其促销费用。