N-COUNT (尤指虐待妇女的)粗暴之人,无赖,恶棍 If you say that a man is a cad, you mean that he treats other people, especially women, badly or unfairly. (尤指虐待妇女的)粗暴之人,无赖,恶棍 [old-fashioned]
He's a scoundrel! A cad!
他是个流氓!无赖!
SYN scoundrel [slang], rat [informal], bounder [British, old-fashioned, slang], cur
N-UNCOUNT 计算机辅助设计;CAD refers to the use of computer software in the design of things such as cars, buildings, and machines. CAD is an abbreviation for "computer aided design." 计算机辅助设计; [computing]