tuning peg

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

調音弦鈕, 弦軸

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.
他小心翼翼地調整吉他上的每個調音弦鈕,以獲得完美的音高。
One of the tuning pegs on my violin is loose, making it hard to keep in tune.
我小提琴上的一個調音弦鈕鬆了,這使得它很難保持音準。