Library card unlocks knowledge.

Meaning: This means that a library card gives you access to books and other resources that can help you learn and grow.

Choice of Words: Library is a place where books and other resources are kept for people to read and borrow. Card is a small piece of plastic or paper that gives you access to something. Unlocks means to open something that is locked. Knowledge is information, understanding, or skill that you gain through experience or education. When you put them together, "Library card unlocks knowledge" means that a library card gives you access to a world of information and learning.

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