核心畫面
Picture an event simply showing up on its own — the earthquake, the mistake, the delay. Nobody arranged it and no one is named as the : the sentence just points at the thing and says it came into being. That is why occur so often sits with accidents, errors and changes rather than with plans.
可以想成：一件事自己冒了出來——地震、意外、錯誤、突然的變化。句子裡通常不會有人負責讓它發生，只是指著那件事說「它出…更多收起
可以想成：一件事自己冒了出來——地震、意外、錯誤、突然的變化。句子裡通常不會有人負責讓它發生，只是指著那件事說「它出現了」。這也是為什麼 occur 特別常跟意外、故障、失誤這類沒人安排的事情走在一起；它的口吻比 happen 正式一點，新聞、報告、說明書裡很常見。原始詞典資料4 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。
occurverb/əˈkɜː/
- 1
To happen or take place.
- The liftoff will occur in exactly twelve seconds.
- And no use for anyone to tell Charles that this was because the Family was in mourning for Mr Granville Darracott […]: Charles might only have been second footman at Darracott Place for a couple of months when that disaster occurred, but no one could gammon him into thinking that my lord cared a spangle for his heir.
- 2
To present or offer itself.
- I will write if the opportunity occurs.
- 3
To come or be presented to the mind; to suggest itself.
- One little incident of my school days occurs to me as amusing.
- It occurred to him to tell me of the problem.
- 4
sciencesTo be present or found.
- The chemical monofluoroacetate occurs in all parts of Dichapetalum cymosum, and is responsible for its toxic effects.
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。