V2EX rpm

RPM

定义 Definition

RPMrevolutions per minute 的缩写,意思是“每分钟转数/转速”,常用于描述发动机、马达、风扇、唱盘等旋转设备的转速。(在其他语境中也可能有别的含义,但最常见的是转速单位。)

发音 Pronunciation (IPA)

/r pi em/

例句 Examples

The engine is running at 2,000 rpm.
发动机正以每分钟 2000 转的转速运转。

As the car climbed the hill, the driver kept the rpm low to save fuel and reduce noise.
汽车上坡时,司机把转速控制得较低,以节省燃油并降低噪音。

词源 Etymology

RPM 来自英语短语 revolutions per minuterevolution 表示“旋转一周/转一圈”,per 表示“每”,minute 表示“分钟”。因此字面意思就是“每分钟旋转的圈数”。

相关词 Related Words

文学作品用例 Literary Works

  • **D.H. Lawrence《查泰莱夫人的情人》(Lady Chatterley’s Lover)**(作品中出现对机械/发动机运转的描写,可能会用到“rpm”等转速表达,视版本与译注而定)
  • **Raymond Chandler《长眠不醒》(The Big Sleep)**(涉及车辆与追踪场景的叙述中常见转速与发动机状态的表达,具体是否出现“rpm”取决于版本与排版)
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