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单词
impregnable
释义
impregnable
/im-pregˈnə-bl/
adjective
That cannot be captured, broken into or taken by force
Which cannot be overcome, unassailable
ORIGIN:
Fr
imprenable
, from L
in-
not, and
prendere
,
prehendere
to take
impregnabilˈity
noun
impregˈnably
adverb
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更新时间：2025/11/25 0:01:04