diff --git a/assets/section_2.2_1686916081846_0.edn b/assets/section_2.2_1686916081846_0.edn
index 7beee21..fc8a2ae 100644
--- a/assets/section_2.2_1686916081846_0.edn
+++ b/assets/section_2.2_1686916081846_0.edn
@@ -14,5 +14,29 @@
                                    :height 544.252}),
                           :page 3},
                :content {:text "The Definition of Distribution Function"},
-               :properties {:color "blue"}}],
- :extra {:page 4}}
+               :properties {:color "blue"}}
+              {:id #uuid "648c4c7a-0eb7-4ba3-b538-5a8358cd98f5",
+               :page 4,
+               :position {:bounding {:x1 38,
+                                     :y1 73.1666259765625,
+                                     :x2 691,
+                                     :y2 359.1666259765625,
+                                     :width 725.67,
+                                     :height 544.252},
+                          :rects (),
+                          :page 4},
+               :content {:text "[:span]", :image 1686916217717},
+               :properties {:color "yellow"}}
+              {:id #uuid "648c4c85-d834-412f-b925-2727e7e1c2ac",
+               :page 7,
+               :position {:bounding {:x1 44,
+                                     :y1 84.499755859375,
+                                     :x2 690,
+                                     :y2 309.499755859375,
+                                     :width 725.67,
+                                     :height 544.252},
+                          :rects (),
+                          :page 7},
+               :content {:text "[:span]", :image 1686916228670},
+               :properties {:color "yellow"}}],
+ :extra {:page 9}}
diff --git a/assets/section_2.2_1686916081846_0/4_648c4c7a-0eb7-4ba3-b538-5a8358cd98f5_1686916217717.png b/assets/section_2.2_1686916081846_0/4_648c4c7a-0eb7-4ba3-b538-5a8358cd98f5_1686916217717.png
new file mode 100644
index 0000000..cc6fc27
Binary files /dev/null and b/assets/section_2.2_1686916081846_0/4_648c4c7a-0eb7-4ba3-b538-5a8358cd98f5_1686916217717.png differ
diff --git a/assets/section_2.2_1686916081846_0/7_648c4c85-d834-412f-b925-2727e7e1c2ac_1686916228670.png b/assets/section_2.2_1686916081846_0/7_648c4c85-d834-412f-b925-2727e7e1c2ac_1686916228670.png
new file mode 100644
index 0000000..2a54f6e
Binary files /dev/null and b/assets/section_2.2_1686916081846_0/7_648c4c85-d834-412f-b925-2727e7e1c2ac_1686916228670.png differ
diff --git a/pages/hls__section_2.2_1686916081846_0.md b/pages/hls__section_2.2_1686916081846_0.md
index be9e731..bb3f715 100644
--- a/pages/hls__section_2.2_1686916081846_0.md
+++ b/pages/hls__section_2.2_1686916081846_0.md
@@ -5,4 +5,18 @@ file-path:: ../assets/section_2.2_1686916081846_0.pdf
   ls-type:: annotation
   hl-page:: 3
   hl-color:: blue
-  id:: 648c4c04-61cb-4d8a-ae01-257a5edd0430
\ No newline at end of file
+  id:: 648c4c04-61cb-4d8a-ae01-257a5edd0430
+- [:span]
+  ls-type:: annotation
+  hl-page:: 4
+  hl-color:: yellow
+  id:: 648c4c7a-0eb7-4ba3-b538-5a8358cd98f5
+  hl-type:: area
+  hl-stamp:: 1686916217717
+- [:span]
+  ls-type:: annotation
+  hl-page:: 7
+  hl-color:: yellow
+  id:: 648c4c85-d834-412f-b925-2727e7e1c2ac
+  hl-type:: area
+  hl-stamp:: 1686916228670
\ No newline at end of file
diff --git a/pages/总复习2023t1.md b/pages/总复习2023t1.md
index 378d8a2..02520a4 100644
--- a/pages/总复习2023t1.md
+++ b/pages/总复习2023t1.md
@@ -2714,6 +2714,9 @@
 							- ((648c48ac-76be-4848-af0d-1532467c8d68))
 					- ((648c4c04-61cb-4d8a-ae01-257a5edd0430)) ![section 2.2.pdf](../assets/section_2.2_1686916081846_0.pdf)
 						- Properties
+							- ((648c4c7a-0eb7-4ba3-b538-5a8358cd98f5))
+							- ((648c4c85-d834-412f-b925-2727e7e1c2ac))
+							-
 			- LATER 学积分
 			  :LOGBOOK:
 			  CLOCK: [2023-06-03 Sat 17:05:07]--[2023-06-03 Sat 17:05:08] =>  00:00:01