Definition
焦耳 is a unit of energy in physics and engineering, equivalent to the English 'joule'. As a measure word (classifier), it directly follows a number to quantify energy, e.g. 5 焦耳 (five joules). It is used in scientific and technical contexts.
m.
joule (unit of energy)
Examples
- 100焦耳。Zhège diànchí yǒu 100 Jiāo ěr de néngliàng.This battery has 100 joules of energy.
- 焦耳。Yī Jiāo ěr shì yí gè hěn xiǎo de néngliàng dānwèi.One joule is a very small unit of energy.
- 焦耳。Wǒmen zài wùlǐ kè shang xuéxí le Jiāo ěr zhège dānwèi.We learned about the joule in physics class.
Browse more HSK 7-9 words or search the full 43,000-word dictionary.