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单词 light-sensitive
释义

Definition of light-sensitive in English:

light-sensitive

adjective
  • 1(of a surface or substance) changing physically or chemically when exposed to light.

    (物质或表面)对光敏感的,光敏的

    Example sentencesExamples
    • Those genes included one for a light-sensitive plant protein called a phytochrome, which changes shape upon absorbing certain wavelengths of red light.
    • This uses laser light and a light-sensitive drug to destroy cancer cells.
    • Later, the squiggles were etched on light-sensitive paper that could be developed like a photograph.
    • Photography, by virtue of its ability to capture an instant on light-sensitive paper is one that lends itself to a diversity of issues, some ethical, some aesthetic.
    • Microchips are made by shining light through a ‘mask’ to project a circuit pattern onto light-sensitive chemicals on the surface of a wafer of silicon.
    • She made 10 differently shaped plywood objects, each meant to represent a stage in her life, then painted them with a light-sensitive coating and printed the photographs directly onto the wood surface.
    • Once the roll is finished, the film is developed - it is exposed to other chemicals, which react with the light-sensitive grains.
    • First, an ointment containing light-sensitive substances is rubbed on the skin, and after a while a lamp is directed towards the area.
    • This layer may be thick or thin, depending on the species, but it often contains light-sensitive chemicals.
    • A light-sensitive magnetic encoder is integrated into the motor, extending the overall length by 2.4 mm.
    • His photograms have reproduced water droplets, birds in flight, moving light and even a trail of snakes moving across light-sensitive paper, dusted with talcum powder.
    • To orchestrate the reaction, the researchers direct a flow of the reactants continuously over a silica gel impregnated with a light-sensitive catalyst.
    • The plates have a light-sensitive plastic layer which, after exposure to a positive film, can be developed in water.
    • The image of a woman crouching before an ivy-covered wall, her body an apparition of light-sensitive salts, is anchored to a new body.
    • When they hit a light-sensitive semiconductor, they transfer their energy to its electrons.
    • To make the light-sensitive paper, a photographer mixes the emulsion for his platinum prints, then places it on art paper.
    • These are all processes that involve exposing light-sensitive paper, then processing the paper in chemicals.
    • Those pioneer photographers thought that photography, through the interaction of sunlight on light-sensitive silver salts, might capture the Platonic essence of things.
    • Place the cutouts atop your enlarging paper, on the front or emulsion side (the light-sensitive side).
    • Images are exposed directly onto light-sensitive paper through a tiny lens the size of a pinprick.
    1. 1.1Biology (of a cell, organ, or tissue) able to detect the presence or intensity of light.
      〔生〕(细胞、器官、组织)能感光的,光敏的
      Example sentencesExamples
      • Both these morphological changes reduce the angle through which the individual light-sensitive cells receive light.
      • The retina is the light-sensitive layer of tissue that lines the inside of the eye and sends visual messages through the optic nerve to the brain.
      • However, prolonged gazing at bright sources of light such as the sun can result in a loss of visual acuity through photochemical damage to the light-sensitive receptor cells in the retina.
      • Doctors in India have transplanted light-sensitive cells from the eyes of 14-19 week-old healthy aborted foetuses into the eyes of blind adults suffering from Retinitis Pigmentosa.
      • A common cause of declining vision in old age is macular degeneration - wearing out of the light-sensitive cells at the back of the eye.

Definition of light-sensitive in US English:

light-sensitive

adjectiveˈlītˌsensədivˈlaɪtˌsɛnsədɪv
  • 1(of a surface or substance) changing physically or chemically when exposed to light.

    (物质或表面)对光敏感的,光敏的

    Example sentencesExamples
    • She made 10 differently shaped plywood objects, each meant to represent a stage in her life, then painted them with a light-sensitive coating and printed the photographs directly onto the wood surface.
    • Those pioneer photographers thought that photography, through the interaction of sunlight on light-sensitive silver salts, might capture the Platonic essence of things.
    • Once the roll is finished, the film is developed - it is exposed to other chemicals, which react with the light-sensitive grains.
    • To make the light-sensitive paper, a photographer mixes the emulsion for his platinum prints, then places it on art paper.
    • Photography, by virtue of its ability to capture an instant on light-sensitive paper is one that lends itself to a diversity of issues, some ethical, some aesthetic.
    • When they hit a light-sensitive semiconductor, they transfer their energy to its electrons.
    • Images are exposed directly onto light-sensitive paper through a tiny lens the size of a pinprick.
    • Place the cutouts atop your enlarging paper, on the front or emulsion side (the light-sensitive side).
    • These are all processes that involve exposing light-sensitive paper, then processing the paper in chemicals.
    • The plates have a light-sensitive plastic layer which, after exposure to a positive film, can be developed in water.
    • This layer may be thick or thin, depending on the species, but it often contains light-sensitive chemicals.
    • Those genes included one for a light-sensitive plant protein called a phytochrome, which changes shape upon absorbing certain wavelengths of red light.
    • To orchestrate the reaction, the researchers direct a flow of the reactants continuously over a silica gel impregnated with a light-sensitive catalyst.
    • His photograms have reproduced water droplets, birds in flight, moving light and even a trail of snakes moving across light-sensitive paper, dusted with talcum powder.
    • Later, the squiggles were etched on light-sensitive paper that could be developed like a photograph.
    • This uses laser light and a light-sensitive drug to destroy cancer cells.
    • A light-sensitive magnetic encoder is integrated into the motor, extending the overall length by 2.4 mm.
    • Microchips are made by shining light through a ‘mask’ to project a circuit pattern onto light-sensitive chemicals on the surface of a wafer of silicon.
    • First, an ointment containing light-sensitive substances is rubbed on the skin, and after a while a lamp is directed towards the area.
    • The image of a woman crouching before an ivy-covered wall, her body an apparition of light-sensitive salts, is anchored to a new body.
    1. 1.1Biology (of a cell, organ, or tissue) able to detect the presence or intensity of light.
      〔生〕(细胞、器官、组织)能感光的,光敏的
      Example sentencesExamples
      • Both these morphological changes reduce the angle through which the individual light-sensitive cells receive light.
      • Doctors in India have transplanted light-sensitive cells from the eyes of 14-19 week-old healthy aborted foetuses into the eyes of blind adults suffering from Retinitis Pigmentosa.
      • A common cause of declining vision in old age is macular degeneration - wearing out of the light-sensitive cells at the back of the eye.
      • The retina is the light-sensitive layer of tissue that lines the inside of the eye and sends visual messages through the optic nerve to the brain.
      • However, prolonged gazing at bright sources of light such as the sun can result in a loss of visual acuity through photochemical damage to the light-sensitive receptor cells in the retina.
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更新时间:2024/9/21 17:56:37