diff --git a/README.md b/README.md
index 5d18230a..d6b97f1d 100644
--- a/README.md
+++ b/README.md
@@ -138,6 +138,13 @@ dl（drawing library）是以 C++ 语言为基础，集成各类 C/C++ 开源库
 5. 使用 vscode打开 项目文件夹，选中根目录CMakeLists.txt生成
 6. 下方选中 B.Linux Clang 编译执行dl_test
 
+建议执行操作：
+1. cmake设置多线程编译（0不会用满）：
+Ctrl+, 然后设置  cmake.parallelJobs
+2. CodeLLDB 插件用于调试
+
+	
+
 ### Linux（CentOS） !作者本人未测试
 
 ```
diff --git a/dl/math/dl_algorithm.h b/dl/math/dl_algorithm.h
index a017090d..43d56415 100644
--- a/dl/math/dl_algorithm.h
+++ b/dl/math/dl_algorithm.h
@@ -114,6 +114,13 @@ inline const T& as_const(T& a)
 #endif
 }
 
+//! C++23 容器增加的接口临时使用
+template<typename C>
+void append_range(C& a, const C& b)
+{
+	a.insert(a.end(), b.begin(), b.end());
+}
+
 //-------------------------------------------------------other-----------------------------------------
 
 /**
diff --git a/dl/render/dl_factory.cpp b/dl/render/dl_factory.cpp
index 5f266125..449eac11 100644
--- a/dl/render/dl_factory.cpp
+++ b/dl/render/dl_factory.cpp
@@ -1906,12 +1906,12 @@ void Factory::_load_sprite_sub(std::string_view path, std::string_view name, std
 					{
 						std::vector<unsigned> vec_x;
 						vec_x.push_back(0);
-						vec_x.append_range(vec_split_x);
+						append_range(vec_x, vec_split_x);
 						vec_x.push_back(img_size.w);
 
 						std::vector<unsigned> vec_y;
 						vec_y.push_back(0);
-						vec_y.append_range(vec_split_y);
+						append_range(vec_y, vec_split_y);
 						vec_y.push_back(img_size.h);
 
 						size_t index = 0;
diff --git a/dl/render/dl_particle.cpp b/dl/render/dl_particle.cpp
index 169e07a6..22fd29c2 100644
--- a/dl/render/dl_particle.cpp
+++ b/dl/render/dl_particle.cpp
@@ -185,8 +185,8 @@ namespace dl
 					float v = Random::Float(_config->_config.node.speed);
 					float radin = Random::Float(_config->_radin);
 
-					node._v.x = v * std::cosf(radin);
-					node._v.y = v * std::sinf(radin);
+					node._v.x = v * cosf(radin);
+					node._v.y = v * sinf(radin);
 
 					node._tLife = Random::Float(_config->_config.node.lifetime);
 					node._tEnd = t + node._tLife;
diff --git a/dl/system/dl_system.cpp b/dl/system/dl_system.cpp
index 5925f0c5..fe5191ed 100644
--- a/dl/system/dl_system.cpp
+++ b/dl/system/dl_system.cpp
@@ -801,6 +801,16 @@ void System::Pause()
 #endif
 }
 
+void OpenFolder(std::string_view path_name)
+{
+#if DL_PLATFORM == DL_PLATFORM_WIN32
+	Win32::Open
+#else
+	std::string command = fmt::format("xdg-open \"{}\"", path_name);
+    system(command.c_str());
+#endif
+}
+
 }
 
 #endif
\ No newline at end of file
diff --git a/dl/system/dl_system.h b/dl/system/dl_system.h
index a337b297..efd3a083 100644
--- a/dl/system/dl_system.h
+++ b/dl/system/dl_system.h
@@ -208,6 +208,9 @@ public:
 	//! 暂停程序，等待用户输入后继续（Windows：按任意键；其他平台：回车）
 	void Pause();
 
+	//! 打开文件浏览器
+	void OpenFolder(std::string_view path_name);
+
 	//! 内部调用
 	void _add_drop_file(std::string_view str)
 	{