noun, verb, punctuation, pronoun · any of various cold-blooded aquatic vertebrates with gills, commonly used as food

水里有很多小鱼。

noun · a suffix or component used in the names of various aquatic creatures that are not biological fish, such as octopuses or crocodiles

鳄鱼虽然名字里有鱼，但它是爬行动物。

proper name · surname Yu

鱼先生在这里工作。