Citi Prestige card members around the world can tap into their global concierge through a single point of contact.

世界各地的花旗威望卡会员可以通过单一联系点进入其全球礼宾服务。

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Conceptually, the entire business from first customer contact, through completion of the work and payment of the bill, represents a single, macro-level unit of work, with a lifetime of days to weeks.

从概念上讲，从第一次顾客联系到完成工作和帐单支付的整个业务表示单个宏观层次的工作单元，并具有数天到数周不等的生命周期。

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Carmela's main contact with neighbours has been to shout a single message through her door, "Shut the window on the landing!"

而卡尔梅拉与其邻居的主要的联系方式就是隔着窗户喊一句非常简短的话：“快把楼道里的窗户关上。”

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