yīn yuè / lǎo shī / xiān / shì fàn / rú hé / yòng / mù tóng dí / chuī chū / jiǎn dān / de / xuán lǜ

音乐老师先示范如何用牧童笛吹出简单的旋律。

The music teacher first demonstrated how to play a simple melody on a recorder.