The transducer is a small hand-held device that resembles a microphone, attached to the scanner by a cord.

该传感器是一种小型手持设备，像一个麦克风，通过连接线连接到一个扫描仪。

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The transducer is a small hand-held device that resembles a microphone, attached to the scanner by a cord.

该传感器是一种小型手持设备，像一个麦克风，通过连接线连接到一个扫描仪。

youdao