optical

名词 n. 形容词 adj.
/ˈɒptɪkəl/    /ˈɑptɪkəl/

英文释义

名词 n.
  1. Any special effect requiring laboratory work on the film.
    — It is a glossy film with gross, opulent opticals and little comic, or any, relief; it has the jaundiced complexion of an early 60s underground film, which it is; it is ponderous, Wagnerian, and feels about five hours long (its running time is about an hour).
形容词 adj.
  1. Of or relating to sight; visual.
    — Strabismus is an optical defect.
  2. Designed to assist or enhance sight
    — A microscope is an optical instrument.
  3. Of or relating to optics.
    — Refraction is an optical effect.
  4. Of or relating to visible light.
    — Optical telescopes don't work when it is cloudy.
  5. Incorporating light-sensitive devices.
    — An optical switch opens the door automatically.

词形变化

more optical comparative most optical superlative opticals plural

词源

词源 1
Etymology tree
English optic
Proto-Indo-European *h₂el-der.?
Proto-Italic *-ālis
Latin -ālisbor.
Old French -albor.

Latin -ālis
Old French -elbor.

Latin -ālisbor.
Middle English -al
English -al
English optical
From optic + -al.
词源 2
Etymology tree
English optic
Proto-Indo-European *h₂el-der.?
Proto-Italic *-ālis
Latin -ālisbor.
Old French -albor.

Latin -ālis
Old French -elbor.

Latin -ālisbor.
Middle English -al
English -al
English optical
From optic + -al.
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