A simple example of an activity service would be a bank transaction in which a customer transfers money from one account to another.

活动服务的一个简单的例子就是银行事务，在那里用户可以把钱从一个账户转移到另一个账户上。

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The CREST initiative – which is supported by Bank financing – aims to achieve efficiency in business processes and improve customer service.

由世行资助的CREST动议旨在提高商业程序的效率和改进对用户的服务。

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For example, the functional needs of a branch bank teller are different from those of the sales and marketing person or the contact-center customer service representative or supervisor.

例如，分支银行出纳员对台式电脑的功能性需求不同于销售和市场人员、管理人员和联系中心客服代表。

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If you think it's a legitimate call from your bank, hang up and call the institution's customer-service number yourself.

WSJ: Phishing Bank Scams Are on the Rise

If you are a customer and get such an e-mail, call your bank on the service line listed on your monthly statement and report the attempted theft.

FORBES: Seven Ways To Foil ID Thieves

The bank said it was undertaking a major productivity programme in order to improve its efficiency and customer service.

BBC: Standard Chartered cuts 6,000 jobs