idling

基本解释

When the locomotive is traveling at a constant speed or idling, the battery rather than the diesel engine can power the motor.
当火车头在相对恒定速度下前进或者空转时，这时电池就为马达提供能量，柴油发动机不工作。
Idling a car in a garage, even with the door open, is dangerous and exposes the driver to carbon monoxide and other noxious gases.
在车库里空转一辆车，即使车库门开着，也很危险，可让司机受到一氧化碳和其他有毒气体威胁。
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For example, all BMW's four-cylinder engines (both petrol and diesel) will come with “start-stop” technology to cut the engine when it is idling.
例如，所有宝马制造的四缸发动机（包括汽油发动机及柴油发动机）都会装有“启动-停止”装置，以减少发动机空转。

But the boat has been idling in Indonesian waters, awaiting instructions and coordination between Indonesian authorities.
Drinking and listening to the flute, at another time downing water and dieting, now practicing gymnastics and again idling and neglecting everything, and sometimes spending his time as though he were occupied with philosophizing.
小酌及聆听笛音，偶尔饮酒餤美食，有时锻炼体能,有时没事干,什么也不做，有时也花时间,进行哲思。
耶鲁公开课 - 政治哲学导论课程节选

Have you enforced truck idling reduction policies or made investments in optimizing route planning?
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The trucks sit idling the whole time, and then sit idling as everything is reloaded.
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惰走
Finally,some more prollems have been analyzed such as the basic features of"idling diagnosis"and its potential advantage and application.
最后,分析了"惰走诊断法"基本特征与潜在优势以及开发应用的具体问题。
物理学
怠速
空转
空运转