Assertion: trombone | /r/HasAspect | telescoping slide mechanism
Facets:
Source sentences:
text: Unlike most other brass instruments, which have valves that, when pressed, alter the pitch of the instrument, trombones instead have a telescoping slide mechanism that varies the length of the instrument to change the pitch.
text: Nearly all trombones have a telescoping slide mechanism that varies the length of the instrument to change the pitch.
text: Nearly all trombones have a telescoping slide mechanism that varies the length of the instrument to change the pitch.
text: Nearly all trombones have a telescoping slide mechanism that varies the length of the instrument to change the pitch.
text: Nearly all trombones have a telescoping slide mechanism that varies the length of the instrument to change the pitch.
text: Nearly all trombones have a telescoping slide mechanism by which the length of the instrument can be varied to change the pitch.