chadless tape

例句：

1. 1. He played the chadless tape over and over again to entertain himself.
   他一遍又一遍地播放着毫无意义的录音带来娱乐自己。
2. 2. The teacher gave us a chadless tape as a reward for our good behavior.
   老师给了我们一段毫无意义的录音带作为对我们良好行为的奖励。
3. 3. She kept playing the chadless tape in her room, hoping it would make her feel better.
   她在房间里反复播放着毫无意义的录音带，希望这能让她感觉好一些。