| 单词 | joule | 
| 释义 | joule    (jl, joul)n. Abbr. J or   j 1.  The International System unit of electrical, mechanical, and thermal energy. 2.  a.  A unit of electrical energy equal to the work done when a current of one ampere is passed through a resistance of one ohm for one second. b.  A unit of energy equal to the work done when a force of one newton acts through a distance of one meter. See Table at  measurement. [After James Prescott  Joule.]  | 
	
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