infrared

大学 FREQ #13042 ★☆☆☆☆

a. 红外线的 n. 红外线

发音

CA /ˌɪnfɹəˈɹɛd/
其它
UK /ˌɪnfɹəˈɹɛd/
US /ˌɪnfɹəˈɹɛd/
AU /ˌɪnfɹəˈɹed/
IN /ɪn.fɾɑ.ɾĕɖ/

词形变化

infrareds 复数 infrareds

别名

IR infra-red

教材释义与例句

名词

红外线

形容词

红外线的

释义与例句

n.
  1. 1.

    The electromagnetic radiation of a wavelength longer than visible light, but shorter than microwave radiation, having a wavelength between 700 nm and 1 mm.

    红外线

    不可数 可数
  2. 2.

    A specific wavelength in this range.

    可数 不可数
  3. 3.

    A device that emits infrared radiation.

    可数 不可数
adj.
  1. 1.

    Having a wavelength in the infrared spectrum.

    红外

  2. 2.

    Relating to very low energies or very large distances or time spans.

    比喻 物理

词汇关系

名词

同义词 1

infrared radiation

上位词 3

frequency frequence oftenness
形容词

近义相关 2

invisible unseeable

相关短语

infrared radiation [医] 红外线照射 infrared astronomy infrared lamp 红外线灯 infrared spectroscopy [化] 红外光谱法 infrared thermography infrared lamps cosmic infrared background medium-wavelength infrared radiation near infrared 近红外 mediumwave infrared medium wave infrared medium-wave infrared

词源

From infra- + red\

来源：wiktionary