Books unlock hidden worlds.

Meaning: This sentence means that books can take us on adventures to places we never knew existed.

Choice of Words: Books are written or printed works containing information or stories. Unlock means to open something that is locked. Hidden means something that is not easily seen or found. Worlds are places or realms of existence. When you put them together, "Books unlock hidden worlds" suggests that reading can introduce us to new and exciting places and ideas.

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