名词
中文翻译：商品卡
同义词：
['merchandise card', 'commodity voucher', 'merchandise pass']
例句：
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1. The store offers a discount on their commodity cards for customers who spend over $50.
该商店为在店内消费超过50美元的顾客提供商品卡折扣。
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2. The government issued new commodity cards to help farmers buy seeds and fertilizers.
政府发行了新的商品卡，以帮助农民购买种子和肥料。
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3. The commodity card is a convenient way for businesses to track the use of their products.
商品卡是企业追踪其产品使用情况的一种便捷方式。