Definition

Examples

• 热力学第二定律说，孤立系统的熵不会减少。
  Rèlìxué dì'èr dìnglǜ shuō, gūlì xìtǒng de shāng bú huì jiǎnshǎo.
  The second law of thermodynamics says that the entropy of an isolated system never decreases.
• 随着温度升高，物质的熵也会增加。
  Suízhe wēndù shēnggāo, wùzhì de shāng yě huì zēngjiā.
  As the temperature rises, the entropy of the substance also increases.
• 信息论中，熵用来衡量不确定性。
  Xìnxīlùn zhōng, shāng yòng lái héngliáng bú quèdìngxìng.
  In information theory, entropy is used to measure uncertainty.