Fish swam in the deep blue sea.
Meaning: The fish moved through water using fins or other body parts within the large body of salt water that is deep and blue.
Choice of Words: Swam is the past tense of the verb swim, which means to move through water using fins or other body parts. In is a preposition that indicates the position or location of something within something else. Deep means extending far down from the surface. Blue is a color. Sea is a large body of salt water.
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Related Expressions