pre-emptBrE/priˈempt/NAmE/priˈempt/verbpresent simple - I / you / we / theypre-emptBrE/priˈempt/NAmE/priˈempt/present simple - he / she / itpre-emptsBrE/priˈempts/NAmE/priˈempts/past simplepre-emptedBrE/priˈemptɪd/NAmE/priˈemptɪd/past participlepre-emptedBrE/priˈemptɪd/NAmE/priˈemptɪd/ -ing formpre-emptingBrE/priˈemptɪŋ/NAmE/priˈemptɪŋ/~sthtopreventsthfromhappeningbytakingactiontostopit预先制止;防止;避免◆Agoodtrainingcoursewillpre-emptmanyproblems. 良好的培训课程会防止许多问题产生。~sb/sthtodoorsaysthbeforesbelsedoes抢在…之前做(或说);先发制人◆Shewasjustabouttoapologizewhenhepre-emptedher. 她正想道歉,他却抢先说了。~sth(NAmE) toreplaceaplannedprogrammeonthetelevision临时取代(电视节目表上的节目)◆Thescheduledprogrammewillbepre-emptedbyaspecialnewsbulletin. 预定的节目将临时换成特别新闻简报。