diff --git a/src/recipe/os/APT/Armbian.c b/src/recipe/os/APT/Armbian.c
index f237332..041d068 100644
--- a/src/recipe/os/APT/Armbian.c
+++ b/src/recipe/os/APT/Armbian.c
@@ -24,8 +24,14 @@ os_armbian_prelude ()
   chef_allow_set();
   chef_allow_reset();
 
+  chef_allow_local_mode (this, CanNot, NULL, NULL);
+  chef_forbid_english(this);
+  chef_forbid_user_define(this);
+
+  chef_set_note(this, NULL, NULL);
+
   def_upstream("http://apt.armbian.com");
-  def_sources_begin(os_armbian)
+  def_sources_begin()
   {&upstream,       "http://apt.armbian.com", DelegateToUpstream},
   {&MirrorZ,        "https://mirrors.cernet.edu.cn/armbian",        DelegateToMirror},
   {&Tuna,           "https://mirrors.tuna.tsinghua.edu.cn/armbian", DelegateToMirror},
diff --git a/src/recipe/os/APT/Kali-Linux.c b/src/recipe/os/APT/Kali-Linux.c
index f2379b1..fa88528 100644
--- a/src/recipe/os/APT/Kali-Linux.c
+++ b/src/recipe/os/APT/Kali-Linux.c
@@ -24,8 +24,14 @@ os_kali_prelude ()
   chef_allow_set();
   chef_allow_reset();
 
+  chef_allow_local_mode (this, CanNot, NULL, NULL);
+  chef_forbid_english(this);
+  chef_forbid_user_define(this);
+
+  chef_set_note(this, NULL, NULL);
+
   def_upstream("http://http.kali.org/kali");
-  def_sources_begin(os_kali)
+  def_sources_begin()
   {&upstream,      "http://http.kali.org/kali",          DelegateToUpstream},
   {&MirrorZ,       "https://mirrors.cernet.edu.cn/kali", DelegateToMirror},
   {&Ali,           "https://mirrors.aliyun.com/kali",    DelegateToMirror},
diff --git a/src/recipe/os/APT/Linux-Lite.c b/src/recipe/os/APT/Linux-Lite.c
index 33e3dd1..3ab205a 100644
--- a/src/recipe/os/APT/Linux-Lite.c
+++ b/src/recipe/os/APT/Linux-Lite.c
@@ -23,8 +23,14 @@ os_linuxlite_prelude ()
   chef_allow_set();
   chef_allow_reset();
 
+  chef_allow_local_mode (this, CanNot, NULL, NULL);
+  chef_forbid_english(this);
+  chef_forbid_user_define(this);
+
+  chef_set_note(this, NULL, NULL);
+
   def_upstream("http://repo.linuxliteos.com/linuxlite/");
-  def_sources_begin(os_linuxlite)
+  def_sources_begin()
   {&upstream,       "http://repo.linuxliteos.com/linuxlite/",    DelegateToUpstream},
   {&MirrorZ,        "https://mirrors.cernet.edu.cn/linuxliteos/",    DelegateToMirror},
   {&Sjtug_Zhiyuan,  "https://mirrors.sjtug.sjtu.edu.cn/linuxliteos/", DelegateToMirror},
diff --git a/src/recipe/os/APT/Linux-Mint.c b/src/recipe/os/APT/Linux-Mint.c
index c47a84a..0669c30 100644
--- a/src/recipe/os/APT/Linux-Mint.c
+++ b/src/recipe/os/APT/Linux-Mint.c
@@ -23,9 +23,14 @@ os_linuxmint_prelude ()
   chef_allow_set();
   chef_allow_reset();
 
+  chef_allow_local_mode (this, CanNot, NULL, NULL);
+  chef_forbid_english(this);
+  chef_forbid_user_define(this);
+
+
   /* @note 实际上镜像站里的内容和Ubuntu的不太一样 */
   def_upstream("http://packages.linuxmint.com");
-  def_sources_begin(os_linuxmint)
+  def_sources_begin()
   {&upstream,       "http://packages.linuxmint.com", DelegateToUpstream},
   {&MirrorZ,        "https://mirrors.cernet.edu.cn/linuxmint/", DelegateToMirror},
   {&Ali,            "http://mirrors.aliyun.com/linuxmint-packages/",   DelegateToMirror},
@@ -51,6 +56,7 @@ os_linuxmint_getsrc (char *option)
   chsrc_view_file (OS_LinuxMint_SourceList);
 }
 
+
 /**
  * @consult https://help.mirrors.cernet.edu.cn/linuxmint/
  */
@@ -79,7 +85,3 @@ os_linuxmint_setsrc (char *option)
   chsrc_warn2 ("完成后请不要再使用 mintsources（自带的图形化软件源设置工具）进行任何操作，因为在操作后，无论是否有按“确定”，mintsources 均会覆写我们刚才换源的内容");
   chsrc_warn2 ("已自动更换mint主要源, 但mint也使用基于debian或ubuntu的基础源, 可参考对应的debian或ubuntu换源方法进行手动换源");
 }
-
-
-
-
diff --git a/src/recipe/os/APT/ROS.c b/src/recipe/os/APT/ROS.c
index 0aa1305..adb358f 100644
--- a/src/recipe/os/APT/ROS.c
+++ b/src/recipe/os/APT/ROS.c
@@ -24,10 +24,14 @@ os_ros_prelude ()
   chef_allow_set();
   chef_allow_reset();
 
-  this.note = "该换源方案中，URL存在拼凑，因此不能手动使用某URL来换源";
+  chef_allow_local_mode (this, CanNot, NULL, NULL);
+  chef_forbid_english(this);
+  chef_forbid_user_define(this);
+
+  chef_set_note(this, "该换源方案中，URL存在拼凑，因此不能手动使用某URL来换源", "In this switching method, URLs are constructed, so manual URL specification is not supported");
 
   def_upstream("http://packages.ros.org");
-  def_sources_begin(os_ros)
+  def_sources_begin()
   {&upstream,       "http://packages.ros.org", DelegateToUpstream},
   {&Ali,            "https://mirrors.aliyun.com",  DelegateToMirror},
   {&Bfsu,           "https://mirrors.bfsu.edu.cn", DelegateToMirror},
diff --git a/src/recipe/os/APT/Raspberry-Pi-OS.c b/src/recipe/os/APT/Raspberry-Pi-OS.c
index 9984cff..8623023 100644
--- a/src/recipe/os/APT/Raspberry-Pi-OS.c
+++ b/src/recipe/os/APT/Raspberry-Pi-OS.c
@@ -1,5 +1,7 @@
 /** ------------------------------------------------------------
  * SPDX-License-Identifier: GPL-3.0-or-later
+ * -------------------------------------------------------------
+ * Raspberry Pi OS 树莓派操作系统，以前称为 Raspbian
  * ------------------------------------------------------------*/
 
 def_target(os_raspberrypi);
@@ -23,9 +25,14 @@ os_raspberrypi_prelude ()
   chef_allow_set();
   chef_allow_reset();
 
-  /* Raspberry Pi OS 树莓派操作系统，以前称为 Raspbian */
+  chef_allow_local_mode (this, CanNot, NULL, NULL);
+  chef_forbid_english(this);
+  chef_forbid_user_define(this);
+
+  chef_set_note(this, NULL, NULL);
+
   def_upstream("https://archive.raspberrypi.com/");
-  def_sources_begin(os_raspberrypi)
+  def_sources_begin()
   // https://archive.raspberrypi.org/ until Debian "bullseye" release
   {&upstream,       "https://archive.raspberrypi.com/",              DelegateToUpstream},
   {&MirrorZ,        "https://mirrors.cernet.edu.cn/raspberrypi/",    DelegateToMirror},
@@ -70,6 +77,3 @@ os_raspberrypi_resetsrc (char *option)
 {
   os_raspberrypi_setsrc (option);
 }
-
-
-
diff --git a/src/recipe/os/APT/Termux.c b/src/recipe/os/APT/Termux.c
index b14e625..6641952 100644
--- a/src/recipe/os/APT/Termux.c
+++ b/src/recipe/os/APT/Termux.c
@@ -22,10 +22,15 @@ os_termux_prelude ()
   chef_allow_get();
   chef_allow_set();
   chef_allow_reset();
-  this.note = "该 recipe 存在对应的 bootstrapper";
+
+  chef_allow_local_mode (this, CanNot, NULL, NULL);
+  chef_forbid_english(this);
+  chef_forbid_user_define(this);
+
+  chef_set_note(this, "该 recipe 存在对应的 bootstrapper", "This recipe has a corresponding bootstrapper");
 
   def_upstream("https://packages.termux.org/apt/termux-main/");
-  def_sources_begin(os_termux)
+  def_sources_begin()
   {&upstream,       "https://packages.termux.org/apt/termux-main/", DelegateToUpstream},
   {&Ustc,           "https://mirrors.ustc.edu.cn/termux/", DelegateToMirror},
   {&Sjtug_Zhiyuan,  "https://mirror.sjtu.edu.cn/termux/",   DelegateToMirror},
diff --git a/src/recipe/os/APT/Trisquel.c b/src/recipe/os/APT/Trisquel.c
index af6ceba..ea49f4a 100644
--- a/src/recipe/os/APT/Trisquel.c
+++ b/src/recipe/os/APT/Trisquel.c
@@ -1,5 +1,7 @@
 /** ------------------------------------------------------------
  * SPDX-License-Identifier: GPL-3.0-or-later
+ * -------------------------------------------------------------
+ * Trisquel基于Ubuntu开发，不含任何专有软件及专有固件，内核使用 Linux-libre
  * ------------------------------------------------------------*/
 
 def_target(os_trisquel);
@@ -23,9 +25,14 @@ os_trisquel_prelude ()
   chef_allow_set();
   chef_allow_reset();
 
-  /* Trisquel基于Ubuntu开发，不含任何专有软件及专有固件，内核使用 Linux-libre */
+  chef_allow_local_mode (this, CanNot, NULL, NULL);
+  chef_forbid_english(this);
+  chef_forbid_user_define(this);
+
+  chef_set_note(this, NULL, NULL);
+
   def_upstream("http://archive.trisquel.info/trisquel/");
-  def_sources_begin(os_trisquel)
+  def_sources_begin()
   {&upstream,       "http://archive.trisquel.info/trisquel/", DelegateToUpstream},
   {&MirrorZ,        "https://mirrors.cernet.edu.cn/trisquel/", DelegateToMirror},
   {&Ali,            "https://mirrors.aliyun.com/trisquel/",    DelegateToMirror},
diff --git a/src/recipe/os/APT/Ubuntu.c b/src/recipe/os/APT/Ubuntu.c
index 944ffec..d511746 100644
--- a/src/recipe/os/APT/Ubuntu.c
+++ b/src/recipe/os/APT/Ubuntu.c
@@ -2,6 +2,8 @@
  * SPDX-License-Identifier: GPL-3.0-or-later
  * ------------------------------------------------------------*/
 
+#define OS_Ubuntu_Speed_URL_Postfix "/dists/noble/Contents-amd64.gz"
+
 def_target(os_ubuntu);
 
 void
@@ -25,22 +27,16 @@ os_ubuntu_prelude ()
   chef_allow_set();
   chef_allow_reset();
 
-#define OS_Ubuntu_Speed_URL_Postfix "/dists/noble/Contents-amd64.gz"
+  chef_allow_local_mode (this, CanNot, NULL, NULL);
+  chef_forbid_english(this);
+  chef_forbid_user_define(this);
 
-static SourceProvider_t os_ubuntu_upstream =
-{
-  def_upstream, "http://archive.ubuntu.com/",
-  // https://github.com/RubyMetric/chsrc/issues/121
-  {NotSkip, NA, NA, "http://archive.ubuntu.com/ubuntu/dists/noble/Contents-amd64.gz", /* 48.9 MB*/  ACCURATE}
-};
+  chef_set_note(this, NULL, NULL);
 
-/**
- * @update 2025-07-11
- */
-static Source_t os_ubuntu_sources[] =
-{
-  {&os_ubuntu_upstream, "http://archive.ubuntu.com/ubuntu/", /* 不支持https */
-                         DelegateToUpstream},
+  def_upstream("http://archive.ubuntu.com/ubuntu/");
+  def_sources_begin()
+  {&upstream,         "http://archive.ubuntu.com/ubuntu/", /* 不支持https */
+                      DelegateToUpstream},
 
   {&MirrorZ,          "https://mirrors.cernet.edu.cn/ubuntu/",
                       "https://mirrors.cernet.edu.cn/ubuntu/" OS_Ubuntu_Speed_URL_Postfix },
@@ -60,6 +56,7 @@ static Source_t os_ubuntu_sources[] =
   {&Tuna,             "https://mirrors.tuna.tsinghua.edu.cn/ubuntu",
                       "https://mirrors.tuna.tsinghua.edu.cn/ubuntu" OS_Ubuntu_Speed_URL_Postfix},
 
+  {&Tencent,          "https://mirrors.tencent.com/ubuntu",
   {&Tencent,          "https://mirrors.tencent.com/ubuntu",
                       "https://mirrors.tencent.com/ubuntu" OS_Ubuntu_Speed_URL_Postfix},
 
@@ -67,7 +64,7 @@ static Source_t os_ubuntu_sources[] =
   //                  "https://mirrors.tencentyun.com/ubuntu" OS_Ubuntu_Speed_URL_Postfix},
 
   {&Huawei,           "https://mirrors.huaweicloud.com/ubuntu",
-                      "https://mirrors.huaweicloud.com/ubuntu" OS_Ubuntu_Speed_URL_Postfix},
+                      "https://mirrors.huaweicloud.com/ubuntu" OS_Ubuntu_Speed_URL_Postfix}
 
   /* 不启用原因：过慢 */
   // {&Netease,          "https://mirrors.163.com/ubuntu",
@@ -76,8 +73,10 @@ static Source_t os_ubuntu_sources[] =
   /* 不启用原因：过慢 */
   // {&Sohu,             "https://mirrors.sohu.com/ubuntu",
   //                     "https://mirrors.sohu.com/ubuntu" OS_Ubuntu_Speed_URL_Postfix}
-};
-def_sources_n(os_ubuntu);
+  def_sources_end()
+
+  chsrc_set_provider_speed_measure_url (&upstream, "http://archive.ubuntu.com/ubuntu/dists/noble/Contents-amd64.gz");
+}
 
 
 void
diff --git a/src/recipe/os/APT/deepin.c b/src/recipe/os/APT/deepin.c
index efc9894..e39806b 100644
--- a/src/recipe/os/APT/deepin.c
+++ b/src/recipe/os/APT/deepin.c
@@ -23,8 +23,14 @@ os_deepin_prelude ()
   chef_allow_set();
   chef_allow_reset();
 
+  chef_allow_local_mode (this, CanNot, NULL, NULL);
+  chef_forbid_english(this);
+  chef_forbid_user_define(this);
+
+  chef_set_note(this, NULL, NULL);
+
   def_upstream("https://community-packages.deepin.com/deepin");
-  def_sources_begin(os_deepin)
+  def_sources_begin()
   {&upstream,       "https://community-packages.deepin.com/deepin", DelegateToUpstream},
   {&Ali,            "https://mirrors.aliyun.com/deepin",            DelegateToMirror},
   {&Bfsu,           "https://mirrors.bfsu.edu.cn/deepin",          DelegateToMirror},
diff --git a/src/recipe/os/APT/openKylin.c b/src/recipe/os/APT/openKylin.c
index 814101f..7fb70fb 100644
--- a/src/recipe/os/APT/openKylin.c
+++ b/src/recipe/os/APT/openKylin.c
@@ -1,5 +1,8 @@
 /** ------------------------------------------------------------
  * SPDX-License-Identifier: GPL-3.0-or-later
+ * -------------------------------------------------------------
+ * openKylin直接基于Linux内核开发，属于和Debian、openSUSE、Fedora、Arch
+ * 同一级别的、根社区发布的系统
  * ------------------------------------------------------------*/
 
 def_target(os_openkylin);
@@ -23,10 +26,14 @@ os_openkylin_prelude ()
   chef_allow_set();
   chef_allow_reset();
 
-  /* openKylin直接基于Linux内核开发，属于和Debian、openSUSE、Fedora、Arch
-   * 同一级别的、根社区发布的系统 */
+  chef_allow_local_mode (this, CanNot, NULL, NULL);
+  chef_forbid_english(this);
+  chef_forbid_user_define(this);
+
+  chef_set_note(this, NULL, NULL);
+
   def_upstream("https://archive.openkylin.top/openkylin/");
-  def_sources_begin(os_openkylin)
+  def_sources_begin()
   {&upstream,       "https://archive.openkylin.top/openkylin/", DelegateToUpstream},
   {&Ali,            "https://mirrors.aliyun.com/openkylin/",    DelegateToMirror},
   {&Netease,        "https://mirrors.163.com/openkylin/",       DelegateToMirror}