diff --git a/03-UnrealEngine/Rendering/RenderingPipeline/Materials&MeshDraw/MeshDraw.md b/03-UnrealEngine/Rendering/RenderingPipeline/Materials&MeshDraw/MeshDraw.md
index f8668bf..5494a29 100644
--- a/03-UnrealEngine/Rendering/RenderingPipeline/Materials&MeshDraw/MeshDraw.md
+++ b/03-UnrealEngine/Rendering/RenderingPipeline/Materials&MeshDraw/MeshDraw.md
@@ -396,6 +396,9 @@ bool FSceneRenderer::RenderCustomDepthPass(
 }
 ```
 
+Nanite::FSharedContext：存储FGlobalShaderMap、ERHIFeatureLevel、EPipeline的结构体。
+
+
 - Nanite::InitRasterContext()
 - Nanite::InitCustomDepthStencilContext()