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单词 cold light
释义

cold light

noun [mass noun] Physics
Light accompanied by little or no heat; luminescence.The lights in the necklace, fireflies, and glowing ocean are all caused by chemiluminescence - light made by a chemical reaction that produces light but no heat, cold light....
  • The boxes are flat against the wall, their cruciform vacancy is lit by the kind of cold light associated with ultraviolet sterilisers.
  • Leaf illumination was provided by two cold light sources FL - 400 (Walz Inc., Germany).
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更新时间:2024/11/11 11:35:54