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单词
ionosphere
释义
ionosphere
i
on
o
sphere
/
aɪˈɑnəˌsfɪr
/
noun
Etymology
ETYMOLOGY
ionosphere
Origin:
1900-2000
ion
+
-sphere
(as in
atmosphere
)
earth science
the ionosphere
the part of the
atmosphere
that is used to help send radio waves around the Earth
随便看
nohow
noise
noiseless
noiselessly
noiselessness
noisemaker
noise pollution
noisily
noisiness
noisome
noisy
no-load
nolo contendere
nomad
nomadic
no-man's-land
nom de guerre
nom de plume
nomenclature
nominal
nominally
nominate
nomination
nominative
nominee
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更新时间:2025/11/24 13:09:17