defocus

defocus — 動詞

  • defocuspresent simple I / you / we / they
  • defocuses3rd person singular
  • defocusing-ing form
  • defocusedpast simple

1. to make an image, a lens setting, or someone's sight lose clear detail so it no

1.動詞及物C1
釋義

使失焦

使影像或視線變模糊

to make an image, a lens setting, or someone's sight lose clear detail so it no longer looks sharp.

例句

Diego defocused the camera lens to blur the lights behind Salma.

Diego 把相機鏡頭調成失焦，好讓 Salma 身後的燈光變模糊。

defocus + camera lens for a blurred background

The app defocused the busy street scene behind Amira's face.

這個 App 把 Amira 臉後方繁忙的街景弄成失焦。

defocus + background in portrait editing

同義詞
  • blur

    broader and more common; it can describe either the result or the action

  • unfocus

    less standard; often heard in casual speech rather than technical use

  • soften

    used in image editing for reducing hard detail, but not always for losing focus

反義詞
  • focus

    to make an image or sight become clear and sharp

文法句型

defocus + noun phrase

defocus + background / image / lens / vision

用法筆記

Most often used in photography, video, design, and eye-testing contexts. The object is usually an image, a lens, the background, or a person's vision.

常見錯誤

❌I unfocused the background with portrait mode.
✅I defocused the background with portrait mode.
💡'defocus' is the more technical verb in camera and optics contexts.
❌The picture defocused by itself.
✅The picture went out of focus by itself.
💡'defocus' usually describes an action that makes something blurry.