◆记忆方法一: 词根词缀记忆法:preemptive a 优先的; 先发制人的,em,empt,ampl=take,procure,表示“拿,获得”
与单词:preemptive 相关的例句或者名人名言
ADJ. 先发制人的;抢先的. A pre-emptive attack or strike is intended to weaken or damage an enemy or opponent, for example by destroying their weapons before they can do any harm.