harmonica

口琴（等于mouth organ）英释中释na small musical instrument that you play by blowing or sucking and moving it from side to side near your mouth

1 Usually Gus would bring his harmonica and, after talking for a little while, they’d play a few songs together..通常盖斯会带着他的口琴，在聊了一会儿以后，他们会一起演奏几首歌。

2 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。

3 He made a harmonica out of the corncob..他把玉米棒子弄得象口琴一样。