Piano keys sing melodies.
Meaning: This sentence uses personification to describe the sound of a piano, suggesting that the keys seem to sing and create melodies when played.
Choice of Words: Piano is a musical instrument with a set of black and white keys that are played by pressing them with the fingers. Keys refer to the individual buttons on a piano that produce sound when pressed. Sing means to produce musical sounds with the voice. Melodies refer to a series of musical notes that create a recognizable tune. When we combine these words, we get the image of piano keys producing beautiful melodies when pressed, as if they were singing.
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