diff --git a/Note/FormatNoteViewController.swift b/Note/FormatNoteViewController.swift
index ba4d9cb..fd87d46 100644
--- a/Note/FormatNoteViewController.swift
+++ b/Note/FormatNoteViewController.swift
@@ -228,25 +228,10 @@ class FormatNoteViewController: UIViewController {
         var content = text
         content = content.replacingOccurrences(of: "# ", with: "")
         content = content.replacingOccurrences(of: "#", with: "")
-        content = content.replacingOccurrences(of: "！", with: "。")
-        content = content.replacingOccurrences(of: "!", with: "。")
-        content = content.replacingOccurrences(of: ";", with: "。")
-        content = content.replacingOccurrences(of: "；", with: "。")
-        content = content.replacingOccurrences(of: ".", with: "。")
-        content = content.replacingOccurrences(of: "（", with: "(")
-        content = content.replacingOccurrences(of: "）", with: ")")
-        content = content.replacingOccurrences(of: "?", with: "？")
-        content = content.replacingOccurrences(of: ",", with: "，")
-        content = content.replacingOccurrences(of: ":", with: "：")
-        content = content.replacingOccurrences(of: "---", with: "")
         content = content.replacingOccurrences(of: "日星期", with: "日 星期")
 
-        // 按原始空行分割段落，保留段落结构
-        let paragraphs = content.components(separatedBy: .newlines)
-            .split(separator: "", omittingEmptySubsequences: false)
-            .map { $0.joined(separator: "\n") }
-
-        // 清理每个段落内部的多余空行，段落之间保留两个空行
+        // 按 --- 分割段落，移除每个段落内部的空行，段落之间保留两个空行
+        let paragraphs = content.components(separatedBy: "---")
         let formattedParagraphs = paragraphs.map { paragraph -> String in
             removeEmptyLines(paragraph)
         }