英语词汇agent orange的起源、历史背景-英语词源词典

词汇	agent orange
词源	Agent Orange n. powerful defoliant used by U.S. military in the Vietnam War, reported to have been used from 1961; so called from the color strip on the side of the container, which distinguished it from Agent Blue, Agent White, etc., other herbicides used by the U.S. military; see agent (n.). Banned from April 1970. Entries linking to agent orange agent n. late 15c., "one who acts," from Latin agentem (nominative agens) "effective, powerful," present participle of agere "to set in motion, drive forward; to do, perform; keep in movement" (from PIE root *ag- "to drive, draw out or forth, move"). The meaning "any natural force or substance which produces a phenomenon" is from 1550s. The meaning "deputy, representative" is from 1590s. The sense of "spy, secret agent" is attested by 1916. updated on November 27, 2016
随便看	corpulent corpus corpuscle corpus delicti corral correct correctable correction correctional corrective correctness corregidor correlate correlation correspond correspondence correspondent corresponding corridor corrigendum corrigible corroborate corroboration corrode corrosion

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Agent Orange n.