whirly tube       
noun [ C ] uk/ˈwɜː.li ˌtjuːb/ us/ˈwɜ˞ː.li ˌtuːb/
 音鸣管,旋音管
a long open tube made of corrugated plastic (= plastic with a regular pattern of folds) that can be turned very quickly in the air in order to produce musical sounds 
  When a whirly tube is whirled around it produces a wind-like whirring sound. 当音鸣管旋转时,会产生类似风声旋转的声音。 
 Synonyms: bloogle resonatorcorrugaphone
 - More examples
 - Twirl this 30-inch plastic whirly tube over your head at different speeds and make at least five different tones, depending on how fast you can twirl!
 - Our Whirly Tubes (Singing Tubes) are a fun noise-maker that are swung in a circle to play.
 - I'm hearing a noise in my right ear that resembles those plastic whirly tube toys that you spin around in circles and they make that whistling kinda sound.
 - If you want to get people's attention, simply start spinning one of these Whirly Tubes over your head. The room will quickly fill with a loud melodic tone.