antediluvian/ˌæntɪdɪˈlu:vɪən; ˌæntɪdɪ`luvɪən/ adj1 of the time before Noah's Flood 挪亚洪水以前的.2 (infml or joc 口或谑) completely out of date; old-fashioned 完全过时的; 旧式的 His ideas are positively antediluvian! 他的思想是纯粹的老古董!
牛津英汉双解词典