diff --git a/src/Notes-master/src/net/micode/notes/gtask/exception/ActionFailureException.java b/src/Notes-master/src/net/micode/notes/gtask/exception/ActionFailureException.java
index 15504be..f5db6a6 100644
--- a/src/Notes-master/src/net/micode/notes/gtask/exception/ActionFailureException.java
+++ b/src/Notes-master/src/net/micode/notes/gtask/exception/ActionFailureException.java
@@ -18,15 +18,18 @@ package net.micode.notes.gtask.exception;
 
 public class ActionFailureException extends RuntimeException {
     private static final long serialVersionUID = 4425249765923293627L;
-
+    // 构造一个没有详细消息的ActionFailureException
     public ActionFailureException() {
         super();
     }
-
+    // 构造一个带有详细消息的ActionFailureException。
+    // paramString: 异常的详细消息字符串
     public ActionFailureException(String paramString) {
         super(paramString);
     }
-
+ // 构造一个带有详细消息和原因的ActionFailureException。
+    // paramString: 异常的详细消息字符串
+    // paramThrowable: 异常的原因，允许抛出异常的链式结构
     public ActionFailureException(String paramString, Throwable paramThrowable) {
         super(paramString, paramThrowable);
     }
diff --git a/src/Notes-master/src/net/micode/notes/gtask/exception/NetworkFailureException.java b/src/Notes-master/src/net/micode/notes/gtask/exception/NetworkFailureException.java
index b08cfb1..05e9ef4 100644
--- a/src/Notes-master/src/net/micode/notes/gtask/exception/NetworkFailureException.java
+++ b/src/Notes-master/src/net/micode/notes/gtask/exception/NetworkFailureException.java
@@ -15,18 +15,22 @@
  */
 
 package net.micode.notes.gtask.exception;
-
+// 继承自Exception类
 public class NetworkFailureException extends Exception {
     private static final long serialVersionUID = 2107610287180234136L;
-
+    // 构造一个没有详细消息的NetworkFailureException。
     public NetworkFailureException() {
         super();
     }
 
+    // 构造一个带有详细消息的NetworkFailureException。
+    // paramString: 异常的详细消息字符串
     public NetworkFailureException(String paramString) {
         super(paramString);
     }
-
+    // 构造一个带有详细消息和原因的NetworkFailureException。
+    // paramString: 异常的详细消息字符串
+    // paramThrowable: 异常的原因，允许抛出异常的链式结构
     public NetworkFailureException(String paramString, Throwable paramThrowable) {
         super(paramString, paramThrowable);
     }