The sight -singing and ear training

• 视唱练耳

The sight -singing and ear training的用法和样例：

例句

1. For a long time sol-fa is a disputable issue in the solfeggio training.
   而视唱在视唱练耳课中又占有中心地位，视唱训练中的唱名法问题一直是一个有争议的话题。