HTML5中对dir属性的解释与规定:Normal07.8 磅02falsefalsefalseEN-USZH-CNX-NONE/* Style Definitions */ table.MsoNormalTable {mso-style-name:普通表格; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-n