scanner
n machine for scanning (scan 2b), esp one used by doctors, which uses a computer to give a picture of the inside of the body from a series of X-rays or other techniques 扫描器(尤指医疗用的).
Do you remember one afternoon ten years ago when I came to your house and borrowed a necklace of yours? Pierre, my husband, was working in a government office. We'd been invited to a ball at the palace so I needed to borrow some jewellery.