tremolo
/ˈtremələʊ/noun
(pl. -OS)
1- Music a wavering effect in a musical tone, produced either by rapid reiteration of a note, by rapid repeated slight variation in the pitch of a note, or by sounding two notes of slightly different pitches to produce prominent overtones【乐】震音, 颤音。比较VIBRATO.
1.1
- a mechanism in an organ producing such an effect管风琴震音音栓。
1.2
- （亦作tremolo arm）a lever on an electric guitar, used to produce such an effect电吉他震音杆。
词源
mid 18th cent.: from Italian.