aural course

例句：

1. 1. She has a keen ear for music.
   她对音乐有敏锐的听觉。
2. 2. The teacher explained the concept in aural terms.
   老师用听觉的方式解释了这个概念。
3. 3. The movie was narrated by an actor who had aural hearing.
   电影是由一位有听觉能力的演员配音的。