焦耳

jiāoěr

noun #27,366

Meanings

1 joule (unit of energy)

Characters

scorched; coke; phonetic

Examples

一卡路里等于约四点二焦耳。

Yī kǎlùlǐ děngyú yuē sì diǎn èr jiāoěr.

One calorie equals approximately 4.2 joules.

电池的能量以焦耳为单位来计量。

Diànchí de néngliàng yǐ jiāoěr wéi dānwèi lái jìliàng.

Battery energy is measured in joules.

Tips

history

Named after English physicist James Prescott Joule (1818–1889). The Chinese term 焦耳 is a phonetic transliteration of 'Joule'.

Stroke Order

焦 jiāo

耳 ěr