pre·cipi·tateverbpresent simple - I / you / we / theyprecipitateBrE/prɪˈsɪpɪteɪt/NAmE/prɪˈsɪpɪteɪt/present simple - he / she / itprecipitatesBrE/prɪˈsɪpɪteɪts/NAmE/prɪˈsɪpɪteɪts/past simpleprecipitatedBrE/prɪˈsɪpɪteɪtɪd/NAmE/prɪˈsɪpɪteɪtɪd/past participleprecipitatedBrE/prɪˈsɪpɪteɪtɪd/NAmE/prɪˈsɪpɪteɪtɪd/ -ing formprecipitatingBrE/prɪˈsɪpɪteɪtɪŋ/NAmE/prɪˈsɪpɪteɪtɪŋ/BrE/prɪˈsɪpɪteɪt/NAmE/prɪˈsɪpɪteɪt/(formal) ~sthtomakesth, especiallysthbad, happensuddenlyorsoonerthanitshould使…突然降临;加速(坏事的发生)SYNbring on, spark◆Hisresignationprecipitatedaleadershipcrisis. 他的辞职立即引发了领导层的危机。~sb/sthintosthtosuddenlyforcesb/sthintoaparticularstateorcondition使突然陷入(某种状态)◆Theassassinationofthepresidentprecipitatedthecountryintowar. 总统被暗杀使国家骤然陷入战争状态。