He was enthusing about his new pocket cassette recorder.(他對自己的新袖珍錄音機愛不釋手。)

Though I wanted to buy a pocket recorder, I decided to send the money to the children in the countryside.(雖然我想買一個便攜式錄音機，可是我還是決定把錢捐給鄉村的孩子們。)

The tape recorder is so small that you can carry it in your pocket.(這臺錄音機體積小，可以把它放在衣袋里。)

By the pc-1500 pocket computer as recorder and the point coordinate as recording content, this paper provides a new way of the field data collecting and coding.(本文以PC-1500為記錄器，以測點坐標為記錄內容，設計了一套數據采集和編碼方法。)

He put his pocket recorder on the tea table, saying that he wanted to not endow what I was going to say as it was being interpreted.(他把微型錄音機放在茶幾上，要把我的原話和翻譯的譯語都留下來。)