groan box

• n. 手风琴

groan box的用法和样例：

例句

用作名词 (n.)

1. I used to play the groan box when I was a kid.
   小时候我常拉手风琴。
2. But my fancy accordion might as well have been a cardboard box that afternoon.
   但是那天下午，我别致的手风琴好像变成了纸板盒。