kazoo

• n. 卡祖笛（一种木制或金属制玩具笛子）

拟声词，模仿这种乐器发出的嗡嗡的声音。

kazoo (n.)

1884, American English, probably altered from earlier bazoo "trumpet" (1877); probably ultimately imitative (compare bazooka). In England, formerly called a Timmy Talker, in France, a mirliton.

Kazoos, the great musical wonder, ... anyone can play it; imitates fowls, animals, bagpipes, etc. [1895 Montgomery Ward catalogue, p.245]

But mostly "etc."

1. a toy wind instrument that has a membrane that makes a sound when you hum into the mouthpiece