可以用来记录音频的笔recorder pen

• 记者悄悄溜进VIP室，打开录音笔，躲在角落里。

  The journalist quietly sneaked into the VIP room, switched on the recorder pen and hid in a corner.

• 后来的记者只好围着人群团团转，想找个空隙把录音笔伸过去。

  The journalist who came later had no choice but to go round in the crowd and look for a gap in which to thrust the recorder pen.