diff --git a/pages/总复习2023t1.md b/pages/总复习2023t1.md
index 020b364..06724df 100644
--- a/pages/总复习2023t1.md
+++ b/pages/总复习2023t1.md
@@ -2778,7 +2778,6 @@
 					- ((648c5e0c-b0b1-4129-b172-3ff95ff4a41c)) and ((648c5e26-8a90-4db2-919f-356a164e5a2b))  ![section 2.4.pdf](../assets/section_2.4_1686920705980_0.pdf)
 						- Binomial Distribution
 							- Definition:
-							  collapsed:: true
 								- ((648c5fc2-c838-473b-9b29-f238ae3a96ca))
 								- ((648c5f9a-646f-4eea-9d03-597d8598f752))
 								- ((648c5fa8-25a4-47ba-a285-e9399f719543))