tuning peg

US /ˈtuːnɪŋ peɡ/
UK /ˈtuːnɪŋ peɡ/
"tuning peg" picture
1.

调音弦钮, 弦轴

a device on a stringed musical instrument that is turned to adjust the tension of a string and thereby change its pitch

:
He carefully adjusted each tuning peg on his guitar to get the perfect pitch.
他小心翼翼地调整吉他上的每个调音弦钮,以获得完美的音高。
One of the tuning pegs on my violin is loose, making it hard to keep in tune.
我小提琴上的一个调音弦钮松了,这使得它很难保持音准。