Schools protect fish.
Meaning: This sentence means that when fish swim together in groups, it helps keep them safe from danger. It's like saying, When fish stay together, it helps keep them safe from predators.
Choice of Words: Schools in this context is a noun that represents a group of fish swimming together. Protect is a verb that means to keep someone or something safe from harm or danger. Fish is a common noun that represents aquatic animals with gills and fins.
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Related Expressions