But because the image is constructed inside a computer using shots taken from many different directions, rather than being a single exposure recorded on photographic film, CT can capture fine detail and record soft tissues that are invisible to classical radiology.

但是因为计算机构建内部图像时采集的是多角度拍摄数据，而不是靠摄影胶片上的单一曝光影像，所以电脑断层扫描术能够捕捉细节并记录下传统放射学无法看到的软组织。