pre.emp.tive 或 pre-emp.tive

preemptive的音标和读音：
DJ音标发音： [pri:ˈemptiv]
KK音标发音： [priˈɛmptɪv]

preemptive的词性：
adj.（形容词）

1. Of, relating to, or characteristic of preemption.
先买（占）的：先买（占）的、关于先买（占）的或以先买（占）为特点的

2. Having or granted by the right of preemption.
有先买（占）权的或被授于先买（占）权的

3. Relating to or constituting a military strike made so as to gain the advantage when an enemy strike is believed to be imminent:
先发制人的：关于或构成为了胜过将临的敌方攻击而进行的军事打击的：

a preemptive nuclear attack.
先发制人的核袭击

4. Undertaken or initiated to deter or prevent an anticipated, usually unpleasant situation or occurrence:
先发制人的：为延缓或阻止预期的，经常是不愉快的状况或事件而做出的或先做的：

The two companies organized a preemptive alliance against a possible takeover by another firm.
这两个公司组成了先发制人的同盟以防备可能被另一个公司接管

5. Having or marked by the power to preempt or take precedence:
优先的：有先占或优先权的或以先占或优先为特点的：

a preemptive business offer; preemptive authority.
优先出卖；先买权

6. Games Relating to or being a bid in bridge that is unnecessarily high and is intended to prevent the opposing players from bidding.
【游戏】 先发制人的，尽量叫大牌的：桥牌叫出高得没有必要的牌以阻止对手叫牌

preemptive的词性：
adv.（副词）