用數字當東西的名字
東西身上帶著一個 45 的規格，久了那個數字就變成它的稱呼。
noun · B2
A small round record with one song on each side, played on a record player. You can say a forty-five, or write it as a 45.
單曲黑膠唱片
核心畫面
You can think of forty-five as a number that got used as a name. First it is just 45, a count. Then English points it at things that carry that measurement or that date — a record that turns forty-five times a minute, a gun that takes .45 bullets, a year whose last two digits stand for what happened in it. The number never changes; only the thing wearing it does.
forty-five 可以想成一個數字後來被拿去當名字用。最先它只是 45，一個數量。接著英文把這個數字貼到「身上帶…更多收起
forty-five 可以想成一個數字後來被拿去當名字用。最先它只是 45，一個數量。接著英文把這個數字貼到「身上帶著這個數字」的東西上：一分鐘轉四十五圈的唱片、用零點四五英吋子彈的槍、還有年份後兩位是四五的那一年。數字本身沒變，變的是被它指到的東西。看到這個字時，先問一句「這裡的四十五在量什麼」，通常就能認出是哪一個意思。Two branches
用年份代稱一件史事
這次數字量的不是東西的大小，而是時間——年份的後兩位被拿來當事件的名字。
noun · C1
A name for the Scottish rising of 1745, when Prince Charles Edward Stuart tried to bring the Stuart family back to the British throne. It ended when his army was defeated at Culloden.
一七四五年那場起事