公空
こうくう
noun (common) (futsuumeishi)
law, etc. term
international airspace
international space
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航空
こうくう
noun (common) (futsuumeishi)
nouns which may take the genitive case particle `no'
aviation
flying
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高空
こうくう
たかぞら
noun (common) (futsuumeishi)
high altitude
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口腔
こうこう
こうくう
noun (common) (futsuumeishi)
nouns which may take the genitive case particle `no'
[こうくう is used by medical professionals]
the oral cavity
mouth cavity
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