The millimeter-wave machine is grayish-white and is more cylindrical.

而毫米波扫描仪则是灰白色的，有些像圆柱形。

youdao

The millimeter-wave machine is grayish-white and is more cylindrical.

而毫米波扫描仪则是灰白色的，有些像圆柱形。

youdao