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单词
covellite
释义
co·vel·lite
(k
ō
-v
ĕ
l
ī
t
′
, k
ō
v
ə
-l
ī
t
′
)
n.
A lustrous indigo-blue mineral, CuS, an important ore of copper.
[After Nicolò
Covelli
(1790-1829), Italian mineralogist.]
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exempli gratia
exemplum
exempt
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exenatide
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exercise
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exercise book
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exercitation
exergonic
exergue
exert
exertion
Exeter
exeunt
exfoliant
exfoliate
exfoliation
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更新时间:2025/5/31 0:16:06