diff --git a/02.proof-of-work.ipynb b/02.proof-of-work.ipynb
index d4fdde1be..2799287ac 100644
--- a/02.proof-of-work.ipynb
+++ b/02.proof-of-work.ipynb
@@ -18,7 +18,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "日语里有个很好玩的词，“**積ん読**”（[tsundoku](https://en.wikipedia.org/wiki/Tsundoku)）：\n",
+    "日语里有个很好玩的词，“**積ん読**”（[tsundoku 读作：森多谷](https://en.wikipedia.org/wiki/Tsundoku)）：\n",
     "\n",
     "> 指那些买回来堆在那里还没读过的（甚至后来干脆不看了的）书……\n",
     "\n",
@@ -116,6 +116,8 @@
     "\n",
     "(2) 点击右上角的 “Fork 按钮”，将该仓库 Fork 到你的 Github 账户中\n",
     "\n",
+    "备注：或者直接下载 Cursor 应用, 复制粘贴链接用 Cursor 的首页打开\n",
+    "\n",
     "![](images/github-fork.png)\n",
     "\n",
     "(3) 创建一个新分支，可以取名为 `from-<your_username>`，或是，`by git.basic.tutorial`；之后点击 Create Branch 建立新分支。\n",
@@ -177,6 +179,9 @@
    "source": [
     "(1) 在你的 Fork 页面中如下图所示，点击 `Compare` 链接：\n",
     "\n",
+    "备注：现在功能入口的名称改为【Contribute-Open pull request】，点击之后会有一个新的提交页面，标题是【Comparing changes】\n",
+    "\n",
+    "\n",
     "![](images/sync-fork-1.png)\n",
     "\n",
     "(2) 将 `base repository` 更改成当前自己的 Fork，在图示中即为 `gitbasictutorial/the-craft-of-selfteaching`：\n",