yīn / yuè / lǎo / shī / jiāo / xué / shēng / rèn / shí / wǔ / xiàn / pǔ / shàng / de / biàn / yīn / jì / hào

音乐老师教学生认识五线谱上的变音记号。

The music teacher teaches students to recognize accidentals on the staff.