考试数据结构注释

src/features/OnlineExam/Examing/ExamingHome.vue

@@ -322,6 +322,13 @@ export default {
         console.log("获取考试冻结时间失败--忽略");
       }
 
+      // parentQuestionBody
+      //     questionUnitWrapperList
+      //         questionBody  => from examQuestionList
+      //         questionUnitList =>
+      //         studentAnswer
+      //         rightAnswer
+
       // init subNumber
       let questionId = null;
       let i = 1;