Police found all the health supplements Qiu purchased were delivered by courier.

发现了案件的突破口：事主购买的保健品都是通过快递送货上门的，货到付款。

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Any Notice may be delivered by hand or sent by fax with confirmation receipt followed by first-class mail posted within 24 hours, or by overnight Courier.

一切通知可经专人送递，或以附有确认收据的传真方式送递随后再于24小时内以头等邮件方式邮寄，或以隔夜速递的方式送递。

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Another option is to arrange for your letter to be delivered by a Courier company, which means you will be sure that it reaches your beloved on a particular day.

另一个选择是把你的信交给一个快递公司，这将确保它能在特定的一天抵达。

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Getting a document delivered by courier, sending a fax, or simply gathering colleagues for a business meeting can all take far longer than seems reasonable.

ECONOMIST: Business travel

The criminals used details of established companies to label packages full of drugs and had over 100 consignments delivered by legitimate courier services, police said.

BBC: Philip Baron

Each print must be delivered in its metal canister by courier to the cinema, where the reels are spliced together, spooled on a platter and fed through the sprockets of a film projector.

ECONOMIST: Face value