Groundbreaking
来自Big Physics
Safin（讨论 | 贡献）2022年4月28日 (四) 02:31的版本 （建立内容为“Category:etymology == wiktionary == [https://en.wiktionary.org/wiki/groundbreaking ref] From ground + breaking, in reference to the practice of breaking…”的新页面）
wiktionary
From ground + breaking, in reference to the practice of breaking ground at the beginning of a new building or construction.
