recorders
You can refer to a cassette recorder, a tape recorder, or a video recorder as a recorder.
Rodney put the recorder on the desk top and pushed the play button.
罗德尼把录音机放在桌上,按下了播放键。
A recorder is a wooden or plastic musical instrument in the shape of a pipe. You play the recorder by blowing into the top of it and covering and uncovering the holes with your fingers.
A recorder is a machine or instrument that keeps a record of something, for example in an experiment or on a vehicle.
Data recorders also pinpoint mechanical faults rapidly, reducing repair times.
数据记录仪器也能很快查明机械故障,减少维修时间。