optical

C1 CET-6 Oxf 5000 大学 FREQ #17828 ★☆☆☆☆

a. 眼睛的, 视觉的, 光学的 [机] 光学上的, 光学的

发音

UK /ˈɒptɪkəl/
其它
US /ˈɑptɪkəl/

词形变化

opticals 复数 opticals more optical 比较级 most optical 最高级

教材释义与例句

形容词

光学的;眼睛的,视觉的

释义与例句

n.
  1. 1.

    Any special effect requiring laboratory work on the film.

    媒体
adj. C1 Oxf 5000
  1. 1.

    Of or relating to sight; visual.

    Strabismus is an optical defect.

  2. 2.

    Designed to assist or enhance sight

    A microscope is an optical instrument.

  3. 3.

    Of or relating to optics.

    Refraction is an optical effect.

  4. 4.

    Of or relating to visible light.

    Optical telescopes don't work when it is cloudy.

  5. 5.

    Incorporating light-sensitive devices.

    An optical switch opens the door automatically.

词汇关系

相关短语

词源

From optic + -al.

来源:wiktionary