In CSS, the font-family property accepts a list of comma-separated font faces to use, like so: font-family: Helvetica, "Nimbus Sans L", "Liberation Sans", Arial, sans-serif; The first font specified is the preferred font.
在CSS中，font-family属性接受用逗号分隔的字体列表，如下所示： font-family: Helvetica, "Nimbus Sans L", "Liberation Sans", Arial, sans-serif; 指定的第一个字体是首选字体。