adj.流氓的,无赖的
I just had a quick scan through your book again.
我只是又快速浏览了一遍你的书。
Their approach is to scan every checked-in bag with a bomb detector.
他们的方法是用炸弹探测器对每一个办理了登机手续的箱包进行扫描。
He was rushed to hospital for a brain scan.
他被火速送往医院做脑部扫描。