pre-empt

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++pre-empt, preempt /priˈempt/ verb [transitive]  1  FIRSTto make what someone has planned to do or say unnecessary or ineffective by saying or doing something first 抢在…之前行动[说话]；对…先发制人 The deal pre-empted a strike by rail workers. 这个协议避免了一场铁路工人的罢工。2  American English to replace a television show with a special programme or report 临时取代〔电视节目〕 Regular programming was preempted by a report on the war. 固定节目临时换成了战况报道。 —pre-emption /-ˈempʃən/ noun [uncountable]→ See Verb table

pre-empt verbChinese  

planned do unnecessary to to what say or Corpus someone has make

pre-empt
pre-empt , pre·empt /priˈempt/ verb [transitive]1. to make what someone has planned to do or say unnecessary or ineffective by saying or doing something first:
    The deal pre-empted a strike by rail workers.
2. American English to replace a television show with a special programme or report:
    Regular programming was preempted by a report on the war.
—pre-emption /-ˈempʃən/ noun [uncountable]

pre-emptBrE /priˈempt/ 🔊NAmE /priˈempt/ 🔊 verbpresent simple - I / you / we / they pre-empt BrE /priˈempt/ 🔊 NAmE /priˈempt/ 🔊present simple - he / she / it pre-empts BrE /priˈempts/ 🔊 NAmE /priˈempts/ 🔊past simple pre-empted BrE /priˈemptɪd/ 🔊 NAmE /priˈemptɪd/ 🔊past participle pre-empted BrE /priˈemptɪd/ 🔊 NAmE /priˈemptɪd/ 🔊 -ing form pre-empting BrE /priˈemptɪŋ/ 🔊 NAmE /priˈemptɪŋ/ 🔊~ sth to prevent sth from happening by taking action to stop it 预先制止；防止；避免◆A good training course will pre-empt many problems. 良好的培训课程会防止许多问题产生。🔊🔊~ sb/sth to do or say sth before sb else does 抢在…之前做（或说）；先发制人◆She was just about to apologize when he pre-empted her. 她正想道歉，他却抢先说了。🔊🔊~ sth (NAmE) to replace a planned programme on the television 临时取代（电视节目表上的节目）◆The scheduled programme will be pre-empted by a special news bulletin. 预定的节目将临时换成特别新闻简报。🔊🔊