🇬🇧 en fr 🇫🇷

open book noun

  • (idiomatic) Something whose salient aspects are obvious or easily interpreted.
 livre ouvert
  • (idiomatic) A person who through naivete responds candidly to questions or openly displays their emotions or intentions.
 ravi de la crèche
read like an open book
lire en quelqu’un comme dans un livre ouvert
open-book
à cours ouvert
Wiktionary Links