joule

n. 焦耳 [化] 焦耳

发音

US /d͡ʒuːl/
其它 /d͡ʒʉl/
SCOT /d͡ʒʉl/

词形变化

joules 复数 joules

释义与例句

n.
  1. 1.

    In the International System of Units, the derived unit of energy, work and heat; the work required to exert a force of one newton for a distance of one metre. Equivalent to one watt-second (one watt of power acting for a duration of one second).

    焦耳

词汇关系

名词

同义词 2

j watt-second

上位词 1

work unit

部分词 1

erg

相关短语

joule thief joule thieves Joule heat [化] 焦耳热 Joule heating

词源

Named after English physicist James Prescott Joule (1818–1889). The surname is a variant of Joel.

来源：wiktionary