They swam in the pool to cool off.
Meaning: This sentence describes an activity where individuals engage in swimming within a pool of water with the intention of reducing their body temperature.
Choice of Words: Swam means to move through water using your arms and legs. Pool is a container filled with water for swimming or bathing. Cool off means to become less hot. When you put them together, it means that people moved through water using their arms and legs in a container filled with water to become less hot.
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Related Expressions