Billboard
来自Big Physics
Safin（讨论 | 贡献）2022年4月27日 (三) 10:16的版本 （建立内容为“Category:etymology == wiktionary == [https://en.wiktionary.org/wiki/billboard ref] From bill + board. == etymonline == [https://www.etymonline.com/wo…”的新页面）
wiktionary
From bill + board.
etymonline
billboard (n.)
also bill-board, "any sort of board where bills were meant to be posted," 1845, American English, from bill (n.1) "written public notice" + board (n.1). Billboard magazine founded 1894, originally a trade paper for the bill-posting industry; its music sales charts date from the 1930s.
