kazoo

名词 kazoo:

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

ka.zoo

n.（名词）
【复数】 ka.zoos 【音乐】
A toy instrument with a membrane that produces a sound when a player hums or sings into the mouthpiece.
卡祖笛：一种当吹奏者向吹口处低吟或哼唱时一个膜能够发出声音的玩具乐器

来源：
[Perhaps imitative of its sound]
[大概模仿其声音而得名]