In 1995, when the ban went into effect, the only instrument allowed in the Cumberland prison was the harmonica, but inmates who already had a guitar or electronic keyboard were allowed to keep them.

1995年该禁令实行后，坎伯兰监狱的囚犯们被允许拥有的乐器就只剩下口琴了，但在此之前已经有电吉他或键盘的囚犯被批准可以保留这些乐器。

youdao

Metheny says he worked with inventors and technicians from around the country to build the robotic instruments used on Orchestrion. He programs and controls every sound from his computer, guitar or keyboard.

VOA: special.2010.03.12