diff --git a/lib/notion/getPostBlocks.js b/lib/notion/getPostBlocks.js
index 3ba77729..2859345f 100644
--- a/lib/notion/getPostBlocks.js
+++ b/lib/notion/getPostBlocks.js
@@ -93,7 +93,9 @@ function filterPostBlocks(id, blockMap, slice) {
     continue
   }
   
+  // 当BlockId等于PageId时移除
   if (b?.value?.id === id) {
+    // 此block含有敏感信息
     delete b?.value?.properties
     continue
   }
@@ -102,19 +104,20 @@ function filterPostBlocks(id, blockMap, slice) {
   
   if (b?.value?.type === 'sync_block' && b?.value?.children) {
     const childBlocks = b.value.children
-    // Remove the sync block
+    // 移除同步块
     delete clonePageBlock.block[blockId]
-    // Insert child blocks in place of the sync block
+    // 用子块替代同步块
     childBlocks.forEach((childBlock, index) => {
       const newBlockId = `${blockId}_child_${index}`
       clonePageBlock.block[newBlockId] = childBlock
       blocksToProcess.splice(i + index + 1, 0, newBlockId)
     })
-    // Adjust the loop counter to process the newly inserted blocks
+    // 重新处理新加入的子块
     i--
     continue
   }
   
+  // 处理 c++、c#、汇编等语言名字映射
   if (b?.value?.type === 'code') {
     if (b?.value?.properties?.language?.[0][0] === 'C++') {
       b.value.properties.language[0][0] = 'cpp'
@@ -127,6 +130,7 @@ function filterPostBlocks(id, blockMap, slice) {
     }
   }
   
+  // 如果是文件，或嵌入式PDF，需要重新加密签名
   if (
     (b?.value?.type === 'file' ||
       b?.value?.type === 'pdf' ||