名词
中文翻译：卡片发送者
同义词：
['card issuer', 'card distributor', 'card manufacturer例句：1. The card sender is responsible for the distribution of cards to customers.（发卡人负责向客户分发卡片。）']
例句：
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1. The card sender is responsible for the distribution of cards to customers.
发卡人负责向客户分发卡片。
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2. The card sender has been accused of fraud in the past.
发卡人过去被控欺诈。
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3. The card sender needs to ensure that the security measures are up-to-date.
发卡人需要确保安全措施是最新的。