1The opera singer's voice was known for its rich, expressive vibrato, which added depth to her performances.
2Can you hear the subtle vibrato in the violinist's playing of the melody?
3The singer's use of vibrato was criticized by some as being overly dramatic and distracting.
4To produce a good vibrato on the guitar, you need to practice rocking the string back and forth with your finger.
5The vibrato in her voice was more pronounced when she sang in her upper range, adding a sense of tension to the song.