auditory adjusting apparatus

例句：

1. 1. The movie was so loud that it drowned out the sound of the piano.
   电影声音太大，把钢琴声都淹没了。
2. 2. She is an excellent listener and always pays attention to what the other person is saying.
   她是个出色的倾听者，总是注意听别人说什么。
3. 3. The teacher used auditoural cues to guide the students during the test.
   老师用听觉提示来指导学生在考试中的表现。