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If something is picayune, it is small and not worth making a fuss about — a tiny complaint, a tiny sum, a detail nobody needed to fight over.
If something is picayune如果一件事情是picayune it is small and not worth making a fuss about代表它很小，不值得大驚小怪 a tiny complaint, a tiny sum, a detail nobody needed to fight over像是小小的抱怨、小小的金額，或是根本不需要吵的小細節
The word began as the name of a very small, cheap coin in the American South. From 'worth almost nothing' it came to mean 'not important.' It is mainly American, and it sounds a bit old or like a newspaper.
The word began as the name of a very small, cheap coin這個字原本是一種很小、很便宜的硬幣的名字 in the American South出現在美國南方 From 'worth almost nothing'從「幾乎不值錢」 it came to mean 'not important.'後來變成「不重要」的意思 It is mainly American這個字主要是美式用法 and it sounds a bit old or like a newspaper而且聽起來有點老派，或像報紙上的用語
Younger speakers more often say petty or trivial. You may also meet it as a noun for a tiny thing or a tiny coin.
Younger speakers比較年輕的人 more often say petty or trivial比較常說petty或trivial You may also meet it as a noun你也可能看到它當名詞用 for a tiny thing or a tiny coin指一個很小的東西，或是一個小硬幣
In New Orleans a newspaper still carries Picayune in its name, which keeps the old coin-word alive. In everyday talk it can sound a little ; people use it when they want a dry, grown-up tone.
In New Orleans在紐奧良 a newspaper still carries Picayune in its name有一家報紙的名字裡還留著Picayune這個字 which keeps the old coin-word alive這也讓這個舊硬幣字保留了下來 In everyday talk在日常對話裡 it can sound a little showy這個字聽起來會有點做作 people use it when they want a dry, grown-up tone人們會在想表現出一種冷淡、成熟的語氣時用它
組成The noun was borrowed from southern French picaillon / picayon and Occitan picaioun, a cheap little coin, probably from a word meaning to knock or ring, like coins clinking. The adjective comes from that noun.
原始詞典資料6 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。
picayunenoun/ˌpɪkəˈjuːn/
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historicalA small coin of the value of six-and-a-quarter cents; a Spanish coin with a value of half a real; a fippenny bit.
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archaicA coin worth five cents (a nickel) or some other low value.
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informalA person regarded as unworthy of respect or useless; also, something of very little value; a trifle.
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informalAn argument, fact, or other issue raised (often intentionally) that distracts from a larger issue or fails to make any difference.
picayuneadj/ˌpɪkəˈjuːn/
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informalOf little consequence; small and of little importance; petty, trivial.
- It's also representative of a psychological syndrome that I notice has gotten steadily worse as the Cruise wears on, a mental list of dissatisfactions and grievances that started picayune but has quickly become nearly despair-grade.
- [T]here are four competing groups promoting the language – and they cannot agree even on how it should be spelled (Kernewek, Kernowek, Kernuak and Curnoack, among others). It might seem like a picayune matter, akin to the rivalry in the film "Monty Python's Life of Brian" between the Judean People's Front, the Judean Popular People's Front and the People's Front of Judea. But the issue is deadly serious to speakers of Cornish.
- 2
informalChildishly spiteful; tending to go on about unimportant things; small-minded.
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。