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单词
photon
释义
photon
pho
ton
/
ˈfoʊtɑn
/
noun
[countable]
Etymology
ETYMOLOGY
photon
Origin:
1900-2000
photo-
+
-on
particle
(from
ion
)
science
,
physics
the smallest
particle
of light or other form of
radiation
, that has energy but no electric charge or
mass
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更新时间:2025/12/13 10:12:17