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单词
spectral line
释义
WordReference Random House Unabridged Dictionary of American English © 2024
spec
′
tral line
′
,
[
Optics.
]
Optics
a line in a spectrum due to the absorption or emission of light at a discrete frequency.
1865–70
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persister
persistingly
persistive
persistively
persistiveness
persius
persnicketiness
persnickety
-person
person
persona
personable
personableness
personably
personae
personage
persona grata
personal
personal care
personal column
personal computer
personal digital assistant
personal distance
personal effects
personal equation
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更新时间:2025/11/25 12:58:38