The other type doesn't use X-rays but instead a technology called millimeter-wave scanning.

另外一种不使用X射线，而是采用了一种叫做毫米波扫描的技术。

youdao

The other type doesn't use X-rays but instead a technology called millimeter-wave scanning.

另外一种不使用X射线，而是采用了一种叫做毫米波扫描的技术。

youdao