The
circumflex over the 'a' in café is a common feature of French orthography."
"咖啡馆中的'a'上的卷绕符是法语拼写中的一个常见特征。"
In Old English, the
circumflex was used to indicate a change in vowel quality."
"在古英语中，卷绕符用于表示元音质量的变化。"
The word 'cupboard' originally had a
circumflex over the 'u', but this has largely fallen out of use."
"单词'cupboard'最初在'u'上有卷绕符，但这种用法已经基本不再使用。"
In some languages, such as Hungarian, the
circumflex can indicate a long vowel sound."
"在某些语言中，如匈牙利语，卷绕符可以表示长元音发音。"
The
circumflex is also used in mathematics to denote an exponent or power."
"在数学中，卷绕符也用来表示指数或幂。"
The word 'anarchism' has a
circumflex over the 'a', which indicates that it should be pronounced differently from 'anarchy'."
"单词'anarchism'中有卷绕符在'a'上，这表示它应该与'anarchy'有不同的发音。"
In Portuguese, the
circumflex can indicate stress on a particular syllable."
"在葡萄牙语中，卷绕符可以表示特定音节的重音。"
The
circumflex is often used in linguistics to represent a historical sound change."
"在语言学中，卷绕符经常用来表示历史上的发音变化。"
In some cases, the
circumflex can indicate the absence of a letter that was once present in a word."
"在某些情况下，卷绕符可以表示某个曾经出现在单词中的字母的缺失。"
The
circumflex is not used consistently across all languages or writing systems, and its usage can vary widely depending on context."
"卷绕符并不是所有语言或书写系统都一致使用的，其使用方式会根据上下文而广泛变化。"
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