文字下方点号。

HTEXLib/DOCX/OpenXmlTool/PtOpenXmlUtil.cs

@@ -5867,6 +5867,7 @@ listSeparator
         public static readonly XName title = xhtml + "title";
         public static readonly XName tr = xhtml + "tr";
         public static readonly XName u = xhtml + "u";
+        public static readonly XName dot = xhtml + "dot";
     }
     public static class XSvg
     {

HTEXLib/DOCX/OpenXmlTool/WmlToHtmlConverter.cs

@@ -2209,7 +2209,9 @@ namespace OpenXmlPowerTools
 
             var style = DefineRunStyle(run);
             object content = run.Elements().Select(e => ConvertToHtmlTransform(wordDoc, settings, e, false, 0m));
-
+            if (rPr.Element(W.em) != null) {
+                content=  new XElement(Xhtml.dot, content);
+            }
             // Wrap content in h:sup or h:sub elements as necessary.
             if (rPr.Element(W.vertAlign) != null)
             {