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单词
phototonus
释义
WordReference Random House Unabridged Dictionary of American English © 2024
pho•tot•o•nus
(fō tot
′
n əs),
USA pronunciation
n.
[
Biol.
]
the normal condition of sensitiveness to light in organisms or their organs.
the irritability exhibited by cytoplasm when exposed to light of a certain intensity.
1870–75;
photo
- +
tonus
pho•to•ton•ic
(fō′tə ton
′
ik),
USA pronunciation
adj.
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substratosphere
substratum
substruction
substructional
substructural
substructure
subsulfate
subsumable
subsume
subsumption
subsumptive
subsurface
subsystem
subtangent
subteen
subtemperate
subtenancy
subtenant
subtend
subtenure
subterfuge
subterminal
subterrane
subterranean
subterraneanly
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更新时间:2025/9/21 7:43:58