窗帘
The doctors gave him an ultrasonic brain scan. 医生给他做了脑部超声波扫描检查。
The second scan revealed a brain tumor. 第二次扫描显示出一个脑瘤。
I scan Time magazine while wait at the doctor's office. 在医生的诊所等的时候,我翻看时代杂志。
I'll be installing scanners at each checkout stand. 我想在每个付款出口安装扫描器。