Diéguǎn (-)
original: 叠管
a "folded" pipe, the length of which is reduced by providing it with bends
Literal translation: 叠: "folded"; 管: "tube/pipe"; A low-pitched pipe, the length of which is reduced by providing it with bends (➺ Absolute / Relative length); NB: ➺ Guóyuè shēng.
Thrasher, Alan R.: Sheng. In: The Garland encyclopedia of world music (7): East Asia (ed. 2002).
汉英词典 (Hàn Yīng cídiǎn) / A Chinese-English dictionary. 北京 [Běijīng], 1985, p.157 (叠 ➁) & 250 (管 ➀).