pocket tape recorder

例句：

1. 1.I've been using my pocket tape recorder to capture the sounds of nature during my hikes.
   我在徒步旅行时使用我的口袋式录音机捕捉自然的声音。
2. 2.The portable tape recorder is perfect for recording lectures and meetings in a classroom setting.
   便携式录音机非常适合在教室环境中录制讲座和会议。
3. 3. My walkman has become my faithful companion on long walks, playing soothing music to help me relax.
   我的随身听已经成为我长途散步时的忠实伴侣，播放着舒缓的音乐帮助我放松。