The drum scanner gets its name from the clear acrylic cylinder, the drum, on which the original artwork is mounted for scanning.

滚筒扫描仪的名字从明确压克力缸，鼓，而原来的艺术品安装进行扫描。

youdao

Flat-bed scanner a scanner with a flat platen, where the original can be placed flat, rather like a photocopier, as opposed to one with a scanning drum.

平台分色机原稿放置于平台上而分色的扫描机，它和影印机相似；和那些需用扫描圆筒者有别。

youdao

In addition we still have holding scanner, drum scanner, pen scanner, material object scanner and 3d scanner.

除此之外还有手持式扫描仪、鼓式扫描仪、笔式扫描仪、实物扫描仪和3d扫描仪。

youdao

After the shoot Segal extracts the old-fashioned 70mm film from the 6-foot-long chopper and runs it through a giant drum scanner to produce massive photo files, 500 megabytes per image.

FORBES: Eye in the Sky