tuning house

例句：

1. 1. The engineer spenthours tuning the car in the garage.
   工程师在车库里花了几个小时调校汽车。
2. 2. The music teacher often uses a tuning house to teach students how to playan instrument.
   音乐老师经常使用调音室来教学生如何演奏乐器。
3. 3. Theold man sat in his tuning house, playing the piano for hours on end.
   老人坐在他的调音室里，一直弹奏钢琴几个小时。