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单词
niacin
释义
niacin
ni
a
cin
/
ˈnaɪəsɪn
/
noun
[uncountable]
Etymology
ETYMOLOGY
niacin
Origin:
1900-2000
nicotine
+
acid
+
-in
chemical compound
science
,
biology
a type of
vitamin
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callousness
callow
call sign
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callused
call waiting
calm
calmly
calmness
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calorie
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calorimeter
calorimetry
calumniate
calumny
calvary
calve
calves
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Calvinist
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calyx
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更新时间:2024/9/23 21:24:15