The Vistatector is a penlike device that uses electronic circuit to detect whether the magnetic particles are present on a bill -- and if so, if they are located where they should be.

展测仪是一种钢笔形状的仪器，用电子线路查出纸币上是否存在磁粉--如果纸币上是有磁粉的，那么还要看它们是否在准确的部位。

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The Vistatector is a penlike device that uses electronic circuit to detect whether the magnetic particles are present on a bill -- and if so, if they are located where they should be.

展测仪是一种钢笔形状的仪器，用电子线路查出纸币上是否存在磁粉--如果纸币上是有磁粉的，那么还要看它们是否在准确的部位。

youdao