diff --git a/lazy-lock.json b/lazy-lock.json
index 636f78b..431b2de 100644
--- a/lazy-lock.json
+++ b/lazy-lock.json
@@ -37,6 +37,7 @@
   "telescope-fzf-native.nvim": { "branch": "main", "commit": "6fea601bd2b694c6f2ae08a6c6fab14930c60e2c" },
   "telescope.nvim": { "branch": "master", "commit": "ad7d9580338354ccc136e5b8f0aa4f880434dcdc" },
   "todo-comments.nvim": { "branch": "main", "commit": "31e3c38ce9b29781e4422fc0322eb0a21f4e8668" },
+  "toggleterm.nvim": { "branch": "main", "commit": "50ea089fc548917cc3cc16b46a8211833b9e3c7c" },
   "tokyonight.nvim": { "branch": "main", "commit": "5da1b76e64daf4c5d410f06bcb6b9cb640da7dfd" },
   "trouble.nvim": { "branch": "main", "commit": "bd67efe408d4816e25e8491cc5ad4088e708a69a" },
   "ts-comments.nvim": { "branch": "main", "commit": "123a9fb12e7229342f807ec9e6de478b1102b041" },
diff --git a/lua/config/keymaps.lua b/lua/config/keymaps.lua
index 2c134f7..06b1b8e 100644
--- a/lua/config/keymaps.lua
+++ b/lua/config/keymaps.lua
@@ -1,3 +1,24 @@
 -- Keymaps are automatically loaded on the VeryLazy event
 -- Default keymaps that are always set: https://github.com/LazyVim/LazyVim/blob/main/lua/lazyvim/config/keymaps.lua
 -- Add any additional keymaps here
+--
+--
+--
+local Terminal = require("toggleterm.terminal").Terminal
+
+-- 测试外部命令。
+local dir_term = Terminal:new({
+    cmd = "cmd.exe /c dir",
+    direction = "float",
+    float_opts = {
+        border = "rounded",
+        width = 100,
+        height = 30,
+    },
+    hidden = false,
+    close_on_exit = false,
+})
+
+vim.keymap.set("n", "<Leader>mt", function()
+    dir_term:toggle()
+end, { desc = "List directory contents" })
diff --git a/lua/plugins/toggleterm.lua b/lua/plugins/toggleterm.lua
new file mode 100644
index 0000000..51ca35b
--- /dev/null
+++ b/lua/plugins/toggleterm.lua
@@ -0,0 +1,4 @@
+return {
+    -- amongst your other plugins
+    { "akinsho/toggleterm.nvim", version = "*", config = true },
+}