preemption的词源

英文词源

pre-emption (n.)

also preemption, c. 1600, literally "the right of purchasing before others," from pre- "before" + emption.

pre-emptive (adj.)

also preemptive, 1806, "pertaining to preemption;" from pre-emption + -ive. Specifically of an attack on an enemy who is plotting his own attack, 1958, a term from the Cold War. Related: Pre-emptively; preemptively.

中文词源

preemption：优先权；霸占

词根词缀： pre-前,先 + -empt-拿,买 + -ion

该词的英语词源请访问趣词词源英文版：preemption 词源，preemption 含义。