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单词
neptunium
释义
nep·tun·ium
BrE
/
nepˈtjuːniəm
/
NAmE
/
nepˈtjuːniəm
/
,
also
/
nep
ˈtuːn
iəm
/
noun
[
U
]
(
symbol
Np
)
a
chemical
element
.
Neptunium
is
a
radioactive
metal
镎(放射性化学元素)
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Egyptian
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egypticity
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egypts'
eh
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eiderdown
eiderdowns
eider duck
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eighteen
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英汉双解词典包含314281条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。
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更新时间:2026/3/27 21:52:07