optics

大学 FREQ #24812 ★☆☆☆☆

n. 光学 [化] 光学

发音

UK /ˈɒptɪks/
其它
US /ˈɑptɪks/

别名

opticks

释义与例句

n.
  1. 1.

    The physics of light and vision: basic optical science.

    光学

    不可数 物理

    a PhD in the optics of liquid crystals

  2. 2.

    Technology that makes use of such physics: applied optical science; business lines making use of such technology.

    不可数

    defense R&D investments in both optics and electronics

  3. 3.

    The light-related aspects of a device.

    不可数

    the optics of liquid crystals under certain laboratory conditions

    The optics of this telescope are particularly good.

  4. 4.

    Perception, image, public relations, especially in politics.

    比喻 不可数

    Near-synonyms: appearances, spectacle, theatrics; choreography

    His policy prescription was sound, but the optics of its discussion were horrible.

  5. 1.

    plural of optic

词汇关系

名词

上位词 3

property physics natural philosophy

下位词 2

catoptrics holography

相关短语

fibre optics 纤维光学 fiber optics [计] 纤维光学 neutron optics folded optics adaptive optics 自适应光学；适应性光学仪器（天文学使用的镜子，其形状可以改变以补偿光线受大气之扭曲） conformal optics

词源

From Medieval Latin opticus (“optic, optical”), from Ancient Greek ὀπτικός (optikós), equivalent to optic + -ics.

来源：wiktionary