closed book
closed
kloʊzd
klowzd
book
bʊk
book
/klˈəʊzd bˈʊk/

Definizione e significato di "closed book"in inglese

Closed book
01

libro chiuso, mistero

someone or something one knows very little or nothing about
closed book definition and meaning
Idiom
Informal
Esempi
The reclusive scientist was a closed book to his colleagues – he rarely interacted with them and never shared his work.
Lo scienziato solitario era un libro chiuso per i suoi colleghi – interagiva raramente con loro e non condivideva mai il suo lavoro.
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