diff --git a/njuthesis.dtx b/njuthesis.dtx
index 68e20fe160ea507f6dcc54bba12001887848a37b..61c0a63b912b5dd7420e758e185c9713f43df864 100644
--- a/njuthesis.dtx
+++ b/njuthesis.dtx
@@ -156,24 +156,27 @@ through XeTeX.
 % \maketitle
 %
 % \begin{abstract}
-% 鍗椾含澶у瀛︿綅璁烘枃\hologo{LaTeX}妯℃澘 \cls{njuthesis} 鍩轰簬鏈鐢熼櫌鐨勮鏂囨挵鍐欒鑼冨埗浣滐紝
-% 鍚屾椂鍙傝€冪爺绌剁敓闄㈡彁渚涚殑纭曞＋銆佸崥澹浣嶆潗鏂欏寘锛�
-% 鐢ㄤ簬鐢熸垚绗﹀悎鍗椾含澶у瀛︿綅璁烘枃鎺掔増瑕佹眰鍜岀浉搴旂殑鍥藉瑙勮寖銆佽涓氭爣鍑嗙殑瀛︿綅璁烘枃锛�
-% 鏃ㄥ湪涓哄悓瀛︽彁渚涙瘯涓氳鏂囦功鍐欑殑鏂逛究銆�
+% 鍗椾含澶у瀛︿綅璁烘枃 \hologo{LaTeX} 妯℃澘 \cls{njuthesis} 鍩轰簬鏈鐢熼櫌鐨勮鏂囨挵鍐�
+% 瑙勮寖鍒朵綔锛屽悓鏃跺弬鑰冪爺绌剁敓闄㈡彁渚涚殑纭曞＋銆佸崥澹浣嶆潗鏂欏寘锛岀敤浜庣敓鎴愮鍚堝崡浜ぇ瀛﹀
+% 浣嶈鏂囨帓鐗堣姹傚拰鐩稿簲鐨勫浗瀹惰鑼冦€佽涓氭爣鍑嗙殑瀛︿綅璁烘枃锛屾棬鍦ㄤ负鍚屽鎻愪緵姣曚笟璁烘枃涔�
+% 鍐欑殑鏂逛究銆�
 % \end{abstract}
 %
 % \def\abstractname{Abstract}
 % \begin{abstract}
-% The \cls{njuthesis} class is intended for 
-% typesetting Nanjing University dissertations with \hologo{LaTeX}, 
-% providing support for bachelor, masters, and doctoral thesis. 
+% The \cls{njuthesis} class is intended for typesetting Nanjing University
+% dissertations with \hologo{LaTeX}, providing support for bachelor, masters,  
+% and doctoral thesis. 
 % \end{abstract}
 %
 % \vspace{2cm}
 % \def\abstractname{鐗瑰埆澹版槑}
 % \begin{abstract}
-% 璇锋敞鎰忥紝鏈ā鏉夸粛鏈畬鎴愬紑鍙戯紝鍑虹幇bug鎴栬€呮枃妗ｄ笉瀹屽杽灞炰簬姝ｅ父鎯呭喌锛屾彁issue鎴朠ull Request鍗冲彲銆�
-% \href{https://git.nju.edu.cn/nju-lug/lug-introduction}{NJU LUG}濮嬬粓娆㈣繋鎮ㄧ殑鍔犲叆涓庤础鐚紒
+% 璇锋敞鎰忥紝鏈ā鏉夸粛鏈畬鎴愬紑鍙戯紝鍑虹幇bug鎴栬€呮枃妗ｄ笉瀹屽杽灞炰簬姝ｅ父鎯呭喌锛屾杩庢彁浜�
+% issue 鎴� Pull Request銆�
+% 
+% \href{https://git.nju.edu.cn/nju-lug/lug-introduction}{NJU LUG}濮嬬粓娆㈣繋
+% 鎮ㄧ殑鍔犲叆锛�
 % \end{abstract}
 %
 % \clearpage
@@ -182,7 +185,6 @@ through XeTeX.
 %
 % \clearpage
 %
-%
 % \EnableDocumentation
 % 
 % \begin{documentation}
@@ -1115,8 +1117,8 @@ through XeTeX.
 % \subsection{鍑嗗}
 %
 %    \begin{macrocode}
-%<@@=nju>
 %<*class>
+%<@@=nju>
 %    \end{macrocode}
 %
 % \changes{v0.11}{2021/10/23}{娣诲姞浜嗚嫢骞茬幆澧冩鏌ヤ笌璀﹀憡淇℃伅銆倉
@@ -2904,19 +2906,24 @@ keywords*        .clist_set:N = \l_@@_info_keywords_en_clist,
 %    \end{macrocode}
 % \end{macro}
 % 
-% 鍒涘缓鎽樿鐜
+% \begin{macro}{abstract}
+% 涓枃鎽樿鐜銆�
 %    \begin{macrocode}
-\NewDocumentEnvironment{abstract} {}
-  { \use:c { @@_print_abstract_ \g_@@_info_diploma_tl : } }
+\NewDocumentEnvironment{abstract} { +b }
+  { \use:c { @@_print_abstract_ \g_@@_info_diploma_tl : } #1 }
   { \@@_print_keywords: \newpage }
-\NewDocumentEnvironment{abstract*} {}
-  { \use:c { @@_print_abstract_en_ \g_@@_info_diploma_tl : } }
+%    \end{macrocode}
+% \end{macro}
+% 
+% \begin{macro}{abstract*}
+% 鑻辨枃鎽樿鐜銆俓pkg{xparse} 鐩墠涓嶆敮鎸佸悎骞跺甫鏈夋槦鍙风殑鐜锛屽洜姝ら渶瑕佸崟鐙畾涔夈€�
+%    \begin{macrocode}
+\NewDocumentEnvironment{abstract*} { +b }
+  { \use:c { @@_print_abstract_en_ \g_@@_info_diploma_tl : } #1 }
   { \@@_print_keywords_en: \cleardoublepage }
 %</class>
 %    \end{macrocode}
-%
-%
-%
+% \end{macro}
 %
 % \end{implementation}
 %