It's the biological equivalent of opening the throttle of an engine.

这就在生物学上等同于打开了发动机的节流阀。

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Such tasks include opening and closing the garage door, starting the engine, and stopping at traffic lights, in addition to putting oil and gas in the car and performing periodic maintenance.

这些任务包括打开和关闭车门、开动引擎、在红绿灯面前停车，为车加油及进行定期的养护。

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This paper presents an automatic device for controlling the throttle opening used on the engine testing bed.

介绍了一种用于发动机台架试验时节气门开度自动控制装置。

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Despite opening up its search engine to the public last October, Hakia still has yet to semantically analyze the entire Web--its results still depend partly on a makeshift algorithm that Berkan declines to describe in detail.

FORBES: Magazine Article

"If they can scale this up to an engine that's more suitable for this market, then Ford will be opening a lot of doors for diesels here, " says Lindsay Brooke, a powertrain expert at the forecasting firm CSM Worldwide.

FORBES: EPA, Inc.