Viewer
来自Big Physics
Safin（讨论 | 贡献）2022年4月27日 (三) 03:08的版本 （建立内容为“Category:etymology == wiktionary == [https://en.wiktionary.org/wiki/viewer ref] From [https://en.wikipedia.org/wiki/Middle_English Middle English] vewer; equ…”的新页面）
wiktionary
From Middle English vewer; equivalent to view + -er.
etymonline
viewer (n.)
early 15c., "civic official responsible for surveying property," agent noun from view (v.). Meaning "watcher of television" first recorded 1935, in place of earlier suggestion looker-in (1927).
