Echelon
来自Big Physics
Safin（讨论 | 贡献）2022年4月28日 (四) 01:15的版本 （建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=echelon+etymology&newwindow=1&hl=en ref] late 18th century (in echelon (sense 2 of the no…”的新页面）
late 18th century (in echelon (sense 2 of the noun)): from French échelon, from échelle ‘ladder’, from Latin scala .
wiktionary
Borrowed from French échelon(“rung; echelon”), from échelle(“ladder”) + -on(“suffix forming diminutives”). Échelle is derived from Latin scāla(“ladder”), from scandō(“to ascend, climb”), from Proto-Indo-European *skend-(“to jump”).
etymonline
echelon (n.)
1796, echellon, "step-like arrangement of troops," from French échelon "level, echelon," literally "rung of a ladder," from Old French eschelon, from eschiele "ladder," from Late Latin scala "stair, slope," from Latin scalae (plural) "ladder, steps," from PIE *skand- "to spring, leap" (see scan (v.)). Sense of "level, subdivision" is from World War I.
