We rely on them for safety.
Meaning: This sentence highlights our dependence on satellites for ensuring our safety and well-being.
Choice of Words: We refers to humans or people in general. Rely means to depend on or trust in something. On indicates a relationship of dependence or reliance. Them refers to the satellites mentioned in the previous sentences. For indicates the purpose or reason for something. Safety refers to the condition of being protected from harm or danger.
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Related Expressions