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单词
civil defence
释义
civil defence organizing of civilians to protect people and property during air raids or other enemy attacks in wartime 民防.
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ornithologist
ornithology
orotund
orphan
orphanage
orris-root
orth(o)-
orthodontic
orthodontics
orthodontist
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orthodoxy
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orthographically
orthography
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orthopaedics
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ortolan
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oryx
OS
Oscar
oscillate
oscillation
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更新时间:2024/5/19 13:51:37