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单词 dew point
释义

WordReference Random House Learner's Dictionary of American English © 2024
ˈdew ˌpoint, n. [countable]
  1. Meteorologytemperature at which dew begins to form.

WordReference Random House Unabridged Dictionary of American English © 2024
dew′ point′, 
  1. Meteorologythe temperature to which air must be cooled, at a given pressure and water-vapor content, for it to reach saturation;
    the temperature at which dew begins to form. Also called dew′-point tem′perature. Cf. absolute humidity, mixing ratio, relative humidity, specific humidity.
  • 1825–35

Collins Concise English Dictionary © HarperCollins Publishers::
dew point n
  1. the temperature at which water vapour in the air becomes saturated and water droplets begin to form
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更新时间：2025/2/23 10:32:57