ghost image

短语

[电] 鬼像

词形变化

ghost images 复数

释义与例句

n.
  1. 1.

    Any undesired image appearing at the image plane of an optical system; either a false image of the desired object, or an out-of-focus image of a bright source of light in the field of the optical system.

    艺术
  2. 1.

    A copy of all the contents of a hard drive, used as a backup.

    计算机 工程 数学

词源

From ghost (noun sense 3, via noun sense 4).

来源：wiktionary