名词
中文翻译：Unknown
同义词：
['cost', 'expenditure', 'expense', 'charge']
例句：
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1. The company spent a lot of money on advertising.
公司花了很多钱在广告上。
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2. We have to pay the expenses we incurred during the trip.
我们必须支付我们在旅行中产生的费用。
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3. The cost of living has increased significantly in recent years.
近年来，生活成本显著上升。