raw tape

例句：

1. 1.The engineer used a raw tape to recordthe experiment results.
   工程师使用原始磁带记录实验结果。
2. 2. The old man played his favoritemusic on a raw tape.
   老人用原始磁带播放他最喜欢的音乐。
3. 3. The recording studioused raw tapes for their high-quality sound production.
   录音室使用原始磁带以获得高质量的声音制作。