en dash

基本解釋

When you use – in your document, it's replaced by Unicode character U+2013, the en dash (-) character.
我們?cè)谖臋n中使用 – 時(shí)，它由 Unicode 字符 U+2013（短橫線 - 字符）替代。
Because the replacement text for – is a character reference, it's exactly the same as typing an en dash character.
由於 – 的替代文本是一個(gè)字符引用，因此它等同於輸入一個(gè)短橫線字符。
Most fonts are equipped with at least two dashes: an en dash (–, –, which is the width of a lowercase “n”) and an em dash (—, —, which is the width of a lowercase “m”).
大多數(shù)字躰都擁有二種不同的橫線破折號(hào)：en橫線(–, –,相儅於小寫(xiě)的“n”的寬度) 以及一個(gè)em橫線（—, —,寬度相儅於小寫(xiě)的“m”）。

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a short dash (= the symbol - ), used especially when typing on a computer or in printing to separate numbers