Pumping
来自Big Physics
Safin（讨论 | 贡献）2022年4月28日 (四) 04:52的版本 （建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=pumping+etymology&newwindow=1&hl=en ref] late Middle English (originally in nautical use)…”的新页面）
late Middle English (originally in nautical use): related to Dutch pomp ‘ship's pump’ (earlier in the sense ‘wooden or metal conduit’), probably partly of imitative origin.
