pre-empts

英 [ˌpriː ˈempts]

美 [ˌpriː ˈempts]

v.  预先制止; 防止; 避免; 抢在…之前做(或说); 先发制人; 临时取代(广播时间表上的节目)
pre-empt的第三人称单数

柯林斯词典

in AM, usually use 美国英语通常用 preempt


• VERB 抢先行动；预先制止；先发制人
  If youpre-emptan action, you prevent it from happening by doing something which makes it unnecessary or impossible.
  1. You can pre-empt pain by taking a painkiller at the first warning sign...
     刚出现征兆时，就服用止痛片来预防疼痛。
  2. He pre-empted any decision to sack him...
     他预先阻止了所有解雇他的决定。
  3. The government pre-empted a threatened strike at the state-owned copper company.
     政府先发制人，制止了国有铜矿公司可能发生的一次罢工。