“扫描器”的英语可以翻译为：[计] scanner ...

用电子扫描器来检验身份证。The identity cards are examined by an electronic scanner.我们用扫描器可以观察未出生的胎儿.Using a scanner, we can look at the unborn foetus.你应该知道垂向扫描器的意义.You should know the significance to the scanner....