它是由一端封闭并弯成圆弧形的扁黄铜管构成的。
The hole in (part 2) for the brass tube was drilled large enough to allow free rotation.洞在(第2部分)为黄铜管钻大到足以让自由旋转。
The body is made of wood. at one end is a thin brass tube with a reed attachment, and the other end flares like a trumpet.体身为木管,上端装\u7ec6铜管。铜管上端套以苇制哨子,下端承接一个铜制喇叭口。