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单词 flash spectrum
释义

flash spectrum


noun Astronomy.

the emission spectrum of the chromosphere of the sun, which dominates the solar spectrum in the seconds just before and after a total solar eclipse.

Origin of flash spectrum

First recorded in 1895–1900

Words nearby flash spectrum

flash photolysis, flash picture, flash point, flash set, flash smelting, flash spectrum, flashtube, flash unit, flash welding, flashy, flask
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for flash spectrum

  • Near the central line it is little more than a flash, thus giving rise to the term “flash-spectrum.”

    Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 10|Various
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更新时间:2025/1/11 18:51:46