diff --git a/assets/section_2.4_1686920705980_0.edn b/assets/section_2.4_1686920705980_0.edn
index fb179cf..b74bd7b 100644
--- a/assets/section_2.4_1686920705980_0.edn
+++ b/assets/section_2.4_1686920705980_0.edn
@@ -115,5 +115,17 @@
                           :rects (),
                           :page 18},
                :content {:text "[:span]", :image 1686922202481},
+               :properties {:color "yellow"}}
+              {:id #uuid "648c653d-ed40-4938-9124-cf4c2c296867",
+               :page 23,
+               :position {:bounding {:x1 37,
+                                     :y1 133.8330078125,
+                                     :x2 649,
+                                     :y2 398.8330078125,
+                                     :width 677.2919999999999,
+                                     :height 507.96853333333326},
+                          :rects (),
+                          :page 23},
+               :content {:text "[:span]", :image 1686922555953},
                :properties {:color "yellow"}}],
- :extra {:page 23}}
+ :extra {:page 24}}
diff --git a/assets/section_2.4_1686920705980_0/23_648c653d-ed40-4938-9124-cf4c2c296867_1686922555953.png b/assets/section_2.4_1686920705980_0/23_648c653d-ed40-4938-9124-cf4c2c296867_1686922555953.png
new file mode 100644
index 0000000..109934c
Binary files /dev/null and b/assets/section_2.4_1686920705980_0/23_648c653d-ed40-4938-9124-cf4c2c296867_1686922555953.png differ
diff --git a/pages/hls__section_2.4_1686920705980_0.md b/pages/hls__section_2.4_1686920705980_0.md
index e4012ef..8ef776c 100644
--- a/pages/hls__section_2.4_1686920705980_0.md
+++ b/pages/hls__section_2.4_1686920705980_0.md
@@ -59,4 +59,11 @@ file-path:: ../assets/section_2.4_1686920705980_0.pdf
   hl-color:: yellow
   id:: 648c63da-deea-42ab-8f72-f3219d4fecbc
   hl-type:: area
-  hl-stamp:: 1686922202481
\ No newline at end of file
+  hl-stamp:: 1686922202481
+- [:span]
+  ls-type:: annotation
+  hl-page:: 23
+  hl-color:: yellow
+  id:: 648c653d-ed40-4938-9124-cf4c2c296867
+  hl-type:: area
+  hl-stamp:: 1686922555953
\ No newline at end of file
diff --git a/pages/总复习2023t1.md b/pages/总复习2023t1.md
index 8cf211f..f091e66 100644
--- a/pages/总复习2023t1.md
+++ b/pages/总复习2023t1.md
@@ -2789,11 +2789,10 @@
 							  collapsed:: true
 								- ((648c62d4-454b-43ab-88a8-d35a5a867523))
 								- ((648c63b8-21ff-42d4-ad87-70c706124ba1))
-							- LATER Poisson limit theorem #flashcard
-							  collapsed:: true
+							- LATER Poisson limit theorem #flashcard (when )
 								- ((648c63da-deea-42ab-8f72-f3219d4fecbc))
 						- Poisson distribution
-							- Definition: :-> ((648c63da-deea-42ab-8f72-f3219d4fecbc))
+							- Definition: :-> ((648c653d-ed40-4938-9124-cf4c2c296867))
 			- LATER 学积分
 			  :LOGBOOK:
 			  CLOCK: [2023-06-03 Sat 17:05:07]--[2023-06-03 Sat 17:05:08] =>  00:00:01