In five years I had to strip the water pump down four times.

在5年里我不得不拆卸了那个水泵4次。

《柯林斯英汉双解大词典》

Shorter pump down time increases productivity.

减少抽气时间，效率更高。

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This article reviews the advantages and the disadvantages of two kind of logging construction technologies: wet junction and pump down stinger.

介绍了湿接头和泵入法两种测井施工工艺的优缺点。

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However, with the pump shut down a pressure increase was seen in the standpipe (SPP).

WSJ: The Oil Disaster Is About Human, Not System, Failure

Some PoE equipment uses spare wires in cables that link computers back to network hubs and pump power down these.

BBC: NEWS | Technology | Net-powered computer goes on show

Others pump power down the same lines as the data traffic.

BBC: NEWS | Technology | Net-powered computer goes on show