名詞 crotchet:

1. a sharp curve or crook; a shape resembling a hook
   同義詞：hook
2. a musical note having the time value of a quarter of a whole note
   同義詞：quarter note
3. a strange attitude or habit
   同義詞：oddity, queerness, quirk, quirkiness
4. a small tool or hooklike implement

1. Quavers, crotchets and minims are three of the different lengths of note in written music.
   八分音符、四分音符和二分音符在樂譜上是不同長度的三個音符。

crotch.et

n.（名詞）
An odd, whimsical, or stubborn notion.
怪念頭：奇怪的、奇異的或頑固的想法
Music See quarter note
【音樂】 參見 quarter note
Obsolete A small hook or hooklike structure.
【廢語】 小鉤，鉤狀結構

來源：
Middle English crochet
中古英語 crochet
from Old French * see crochet
源自 古法語 *參見 crochet