cadKK [ˋkæd] /ˈkæd/名詞1卑鄙小人、無賴、混蛋舊式He behaved like a cad and never apologized to her.他的行為活像個卑鄙小人,而且從未向她道歉。2電腦輔助設計常大寫為 CADAll the parts were drawn with CAD before production began.所有零件在投產前都以電腦輔助設計繪製完成。