什麼是pre-emption

Question

請問什麼是pre-emption
pre和emption又代表什麼意思

Answer 1

You should easily find it in every dictionary!!Yahoo Dictionary:preemptionKK: [
圖片參考：http://tw.yimg.com/i/tw/dictionary/pic/0...
]n. (名詞 noun)1. 先買權;先佔;先發制人v. preemptMerriam-Webster Dictionary:1 a : the right of purchasing before others; especially : one given by the government to the actual settler upon a tract of public land b : the purchase of something under this right2 : a prior seizure or appropriation : a taking possession before others