virtual darkness

短语

释义与例句

n.
  1. 1.

    An environment that has some of the physiological effects of darkness.

    不可数

    Infrared photography is the most suitable method for accurately measuring the diameter of the pupil in virtual darkness as well as under any condition of light […]

    "[V]irtual darkness" may be achievable by blocking blue wavelengths of light. […] Therefore it may be possible to influence human circadian rhythms by using these lenses at night to blunt the impact of electrical light, particularly the blue light of ubiquitous television screens, by creating a "virtual darkness".