difficilis ad acquirendum, inexpugnabilis

http://lila-erc.eu/data/lexicalResources/LexiconBohemorum/id/LexicalSense/879_GF_ an entity of type: LexicalSense

difficilis ad acquirendum, inexpugnabilis 
– nesnadno získatelný, nedobytný: 
difficilis ad acquirendum, inexpugnabilis 
– nesnadno získatelný, nedobytný: 

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