请输入您要查询的英文单词：
单词
pre-emptive
释义
pre-emptive
ADJ
/priːˈemptɪv/
1
done or said to prevent something from happening 先发制人的
a pre-emptive strategy
先发制人的策略
2
intended to make it impossible or difficult for an enemy to attack 预先阻止的；预先阻挠的
a pre-emptive air strike
先发制人的空袭
DERIVED WORD
pre-emptively
adv