diff --git a/git/.gitconfig b/git/.gitconfig
index fff9daf..8597b90 100644
--- a/git/.gitconfig
+++ b/git/.gitconfig
@@ -96,16 +96,20 @@
   #git filter-branch -f --env-filter "GIT_AUTHOR_NAME='Laily'; GIT_AUTHOR_EMAIL='i@laily.net'; GIT_COMMITTER_NAME='Laily'; GIT_COMMITTER_EMAIL='i@laily.net';" HEAD
   
   # worktree
+  # git wt add <路径> <分支名>
+  # git wt add -b <新分支名> <路径> [基分支名]
   wt="worktree"
-  wta="worktree add"
-  wtb="worktree add -b"
+  #wta="worktree add"
+  #wtb="worktree add -b"
   wtr="worktree remove"
   wtl="worktree list"
   wtp="worktree prune"
-  # git wtbn feature-login   # 新建分支 + worktree
-  wtbn="!f(){ git worktree add -b "$1" ../"$1"; }; f"
-  # git wtn bugfix-123       # 自动创建 ../bugfix-123 (使用同名分支)
-  wtn="!f(){ git worktree add ../"$1" "$1"; }; f"
+  # 基于分支创建新分支+worktree
+  # git wtb <分支名> [<基分支名|当前分支>]
+	wtb = "!f(){ local base_branch=${2:-HEAD}; local clean_name=$(echo \"$1\" | sed \"s/\\//_/g\"); git worktree add -b \"$1\" \"../$clean_name\" $base_branch; }; f"
+  # 基于指定分支+worktree
+  # git wta <分支名>
+	wta = "!f(){ local base_branch=${1:-HEAD}; local clean_name=$(echo \"$1\" | sed \"s/\\//_/g\"); git worktree add \"../$clean_name\" $base_branch; }; f"
 [protocol "file"]
   allow = always