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joule AHD[jo͞ol, joul] D.J.[dʒuːl, dʒaʊl]K.K.[dʒul, dʒaʊl]n.（名词）abbr. j, J【缩写】- The International System unit of electrical, mechanical, and thermal energy.焦耳：电能、机械能和热能的国际体制单位
- A unit of electrical energy equal to the work done when a current of 1 ampere is passed through a resistance of 1 ohm for 1 second.焦耳：电能单位，相当于1安培的电流通过1欧姆的电阻在1秒钟内所做的功
- A unit of energy equal to the work done when a force of 1 newton acts through a distance of 1 meter. See table at measurement 焦耳：能量单位，相当于1牛顿的力使物体移动1米的距离所做的功 参见 measurement
- After James Prescott Joule 源自 詹姆斯·普雷斯科特 Joule
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