diff --git a/java/net/micode/notes/model/WorkingNote.java b/java/net/micode/notes/model/WorkingNote.java
index be081e4..9d05cde 100644
--- a/java/net/micode/notes/model/WorkingNote.java
+++ b/java/net/micode/notes/model/WorkingNote.java
@@ -61,7 +61,7 @@ public class WorkingNote {
     private boolean mIsDeleted;
 
     private NoteSettingChangedListener mNoteSettingStatusListener;
-
+// 声明 DATA_PROJECTION字符串数组
     public static final String[] DATA_PROJECTION = new String[] {
             DataColumns.ID,
             DataColumns.CONTENT,
@@ -123,12 +123,13 @@ public class WorkingNote {
         mNote = new Note();
         loadNote();
     }
-
+    // 加载Note
+    // 通过数据库调用query函数找到第一个条目
     private void loadNote() {
         Cursor cursor = mContext.getContentResolver().query(
                 ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mNoteId), NOTE_PROJECTION, null,
                 null, null);
-
+// 若存在，储存相应信息
         if (cursor != null) {
             if (cursor.moveToFirst()) {
                 mFolderId = cursor.getLong(NOTE_PARENT_ID_COLUMN);
@@ -139,13 +140,14 @@ public class WorkingNote {
                 mModifiedDate = cursor.getLong(NOTE_MODIFIED_DATE_COLUMN);
             }
             cursor.close();
+          // 若不存在，报错
         } else {
             Log.e(TAG, "No note with id:" + mNoteId);
             throw new IllegalArgumentException("Unable to find note with id " + mNoteId);
         }
         loadNoteData();
     }
-
+// 加载NoteData
     private void loadNoteData() {
         Cursor cursor = mContext.getContentResolver().query(Notes.CONTENT_DATA_URI, DATA_PROJECTION,
                 DataColumns.NOTE_ID + "=?", new String[] {
@@ -173,10 +175,12 @@ public class WorkingNote {
             throw new IllegalArgumentException("Unable to find note's data with id " + mNoteId);
         }
     }
-
+    // 创建空的Note
+    // 传参：context，文件夹id，widget，背景颜色
     public static WorkingNote createEmptyNote(Context context, long folderId, int widgetId,
             int widgetType, int defaultBgColorId) {
         WorkingNote note = new WorkingNote(context, folderId);
+      // 设定相关属性
         note.setBgColorId(defaultBgColorId);
         note.setWidgetId(widgetId);
         note.setWidgetType(widgetType);
@@ -187,6 +191,7 @@ public class WorkingNote {
         return new WorkingNote(context, id, 0);
     }
 
+    // 保存Note
     public synchronized boolean saveNote() {
         if (isWorthSaving()) {
             if (!existInDatabase()) {
@@ -224,11 +229,12 @@ public class WorkingNote {
             return true;
         }
     }
-
+// 设置mNoteSettingStatusListener
     public void setOnSettingStatusChangedListener(NoteSettingChangedListener l) {
         mNoteSettingStatusListener = l;
     }
-
+// 设置AlertDate
+    // 若 mAlertDate与data不同，则更改mAlertDate并设定NoteValue
     public void setAlertDate(long date, boolean set) {
         if (date != mAlertDate) {
             mAlertDate = date;
@@ -238,17 +244,17 @@ public class WorkingNote {
             mNoteSettingStatusListener.onClockAlertChanged(date, set);
         }
     }
-
+// 设定删除标记
     public void markDeleted(boolean mark) {
         mIsDeleted = mark;
         if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID
                 && mWidgetType != Notes.TYPE_WIDGET_INVALIDE && mNoteSettingStatusListener != null) {
-                mNoteSettingStatusListener.onWidgetChanged();
+                mNoteSettingStatusListener.onWidgetChanged();// 调用mNoteSettingStatusListener的 onWidgetChanged方法
         }
     }
-
+// 设定背景颜色
     public void setBgColorId(int id) {
-        if (id != mBgColorId) {
+        if (id != mBgColorId) {//设定条件 id != mBgColorId
             mBgColorId = id;
             if (mNoteSettingStatusListener != null) {
                 mNoteSettingStatusListener.onBackgroundColorChanged();
@@ -256,7 +262,8 @@ public class WorkingNote {
             mNote.setNoteValue(NoteColumns.BG_COLOR_ID, String.valueOf(id));
         }
     }
-
+// 设定检查列表模式
+    // 参数：mode
     public void setCheckListMode(int mode) {
         if (mMode != mode) {
             if (mNoteSettingStatusListener != null) {
@@ -266,82 +273,88 @@ public class WorkingNote {
             mNote.setTextData(TextNote.MODE, String.valueOf(mMode));
         }
     }
-
+// 设定WidgetType
+    // 参数：type
     public void setWidgetType(int type) {
         if (type != mWidgetType) {
             mWidgetType = type;
             mNote.setNoteValue(NoteColumns.WIDGET_TYPE, String.valueOf(mWidgetType));
         }
     }
-
+// 设定WidgetId
+    // 参数：id
     public void setWidgetId(int id) {
         if (id != mWidgetId) {
             mWidgetId = id;
             mNote.setNoteValue(NoteColumns.WIDGET_ID, String.valueOf(mWidgetId));
         }
     }
-
+// 设定WorkingTex
+    // 参数：更改的text
     public void setWorkingText(String text) {
         if (!TextUtils.equals(mContent, text)) {
             mContent = text;
             mNote.setTextData(DataColumns.CONTENT, mContent);
         }
     }
-
+// 转变mNote的CallData及CallNote信息
+    // 参数：String phoneNumber, long callDate
     public void convertToCallNote(String phoneNumber, long callDate) {
         mNote.setCallData(CallNote.CALL_DATE, String.valueOf(callDate));
         mNote.setCallData(CallNote.PHONE_NUMBER, phoneNumber);
         mNote.setNoteValue(NoteColumns.PARENT_ID, String.valueOf(Notes.ID_CALL_RECORD_FOLDER));
     }
-
+// 判断是否有时钟题型
     public boolean hasClockAlert() {
         return (mAlertDate > 0 ? true : false);
     }
-
+// 获取Content
     public String getContent() {
         return mContent;
     }
-
+// 获取AlertDate
     public long getAlertDate() {
         return mAlertDate;
     }
-
+// 获取ModifiedDate
     public long getModifiedDate() {
         return mModifiedDate;
     }
-
+// 获取背景颜色来源id
     public int getBgColorResId() {
         return NoteBgResources.getNoteBgResource(mBgColorId);
     }
-
+// 获取背景颜色id
     public int getBgColorId() {
         return mBgColorId;
     }
-
+// 获取标题背景颜色id
     public int getTitleBgResId() {
         return NoteBgResources.getNoteTitleBgResource(mBgColorId);
     }
-
+// 获取CheckListMode
     public int getCheckListMode() {
         return mMode;
     }
-
+// 获取便签id
     public long getNoteId() {
         return mNoteId;
     }
-
+// 获取文件夹id
     public long getFolderId() {
         return mFolderId;
     }
-
+ // 获取WidgetId
     public int getWidgetId() {
         return mWidgetId;
     }
-
+// 获取WidgetType
     public int getWidgetType() {
         return mWidgetType;
     }
-
+// 创建接口 NoteSettingChangedListener,便签更新监视
+    // 为NoteEditActivity提供接口
+    // 提供函数有
     public interface NoteSettingChangedListener {
         /**
          * Called when the background color of current note has just changed