Lights
来自Big Physics
Safin（讨论 | 贡献）2022年4月28日 (四) 10:31的版本 （建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=lights+etymology&newwindow=1&hl=en ref] Middle English: use of light2 as a noun (so named…”的新页面）
Middle English: use of light2 as a noun (so named because of their lightness). Compare with lung.
wiktionary
lights
lights
etymonline
lights (n.)
"the lungs," c. 1200, literally "the light (in weight) organs," from light (adj.1); also see lung. Obsolete now except in phrases like to knock (someone's) lights out.
