從主體上跑出去
這一組最貼近字面：某個東西離開了它原本待著的那個面。水離開地面，車離開賽道。
noun · B2
Rain or other liquid that does not soak into the ground but travels across the surface of the land and into rivers, lakes or the sea.
逕流；地表流出的水
核心畫面
Rain hitting ground that will not drink it. The water stays on top, finds the slope, and leaves — off the , off the roof, down into the river. One way to hold the word is that picture of something running off a surface it was on, and the name being given to whatever comes out at the end.
可以想成雨打在吸不進水的地面上。水留在表面、找到坡度，然後就離開了——離開山坡、離開屋頂，往河裡去。這個字可以用「從…更多收起
可以想成雨打在吸不進水的地面上。水留在表面、找到坡度，然後就離開了——離開山坡、離開屋頂，往河裡去。這個字可以用「從一個面上跑掉」這個畫面來記。跑掉之後跑出來的那個東西，就拿來當名字。From the word’s history
Deverbal from the phrasal verb run off.
這個名詞是從動詞片語 run off 直接變成的名詞（Wiktionary 記為 deverbal from run off）。所以每個意思背後都還聽得到「跑掉／跑完」那個動作。
Wiktionary entry for run-off (etymology: Deverbal from run off), supplied in the evidence packet
Two branches
再跑完一次，把勝負跑出來
同樣是 run off，但這裡跑掉的不是水，是「還沒解決」這件事。第一輪懸在那裡，再跑一次把它跑完。
noun · B2
A second vote or a second race, held because the first one gave no clear winner, and run only between the top people from the first one so that one winner comes out of it.
決選；加賽
原始詞典資料2 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
run-offnoun
- 1
hobbieslifestylemotor-racingA run-off area; a paved area around the track at a spot that drivers are likely to go off, as opposed to a gravel trap, grass or a barrier.
- Twelve laps later, Leclerc locked up at the first chicane and clattered over the run-off area. Again, Hamilton got a run on him, and this time Leclerc defended robustly through the flat-out Curva Grande, moving very late to block Hamilton to the Ferrari's left.
這個拼法也被記錄為下列字的變化形：
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。