plus or minus sign中文,plus or minus sign的意思,plus or minus sign翻译及用法

2025-11-01 09:35 浏览次数 9

plus or minus sign

正负号

plus or minus sign 例句

英汉例句

  • if the size attribute begins with a plus or minus sign (such as size=「+2」 or size=「-1」), use a relative size for the font; map +1 to a relative font size of 110%, for instance.

    如果size属性以一个加号或减号开头(如size=「+2」或size=「-1」 ),则使用字体的相对大小;

  • then, starting from this character, takes an optional initial plus or minus sign followed by as many numerical digits as possible, and interprets them as a numerical value.

    接着从这个字符开始,读入一个可选的正负号,然后尽可能多的读入数字,最后将它们解析成数值。

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