pitch control

例句：

1. 1. The engineer used a pitch control device to adjust the volume of the recording.
   工程师使用一个音高控制装置来调整录音的音量。
2. 2. The musician needs to have good pitch control to play the piano well.
   这位音乐家需要有良好的音高控制才能弹好钢琴。
3. 3. During the recording session, the producer carefully monitored the pitch control settings to ensure the final product was consistent.
   在录制期间，制片人仔细监控了音高控制设置，以确保最终产品保持一致。