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单词
giant star
释义
giant star
[¦jī·ǝnt `stär]
ASTRONOMY
One of a class of stars that is 20 or 30 or more times larger than the sun and over 100 times more luminous.
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photoacoustic spectroscopy
photoaddition
photoalidade
photoautotrophic
photobiont
photocapacitative effect
photocathode
photocell
photocell relay
photochemical oxidant
photochemical reaction
photochemical reduction
photochemical smog
photochemistry
photochromic compound
photochromic glass
photochromic reaction
photochromism
photochromism method
photoclinometer
photoclinometry
photocoagulator
photocomposition
photoconduction
photoconductive cell
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