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单词
radon
释义
radon
BrE
/
ˈreɪ
dɒn
/
NAmE
/
ˈreɪ
dɑːn
/
noun
[
U
]
(
symbol
Rn
)
a
chemical
element
.
Radon
is
a
radioactive
gas
used
in
the
treatment
of
diseases
such
as
cancer
氡(放射性化学元素)
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prevaricated
prevaricates
prevaricating
prevarication
prevarications
prevaricative, prevaricatory
prevaricators
prevegetation
prevegetations
prevent
preventabilities
preventability
preventabilties
preventabilty
preventable
preventative
prevented
preventers
preventibility
preventible
preventing
preventingly
prevention
preventional
prevention is better than cure
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:2026/8/24 15:55:12