diff --git a/08 类.playground/Resources/README.md b/08 类.playground/Resources/README.md
index cfa2ea8..56c4d2a 100644
--- a/08 类.playground/Resources/README.md
+++ b/08 类.playground/Resources/README.md
@@ -50,7 +50,7 @@ var p2 = p1
栈空间的存储结构如下所示
-
+
> p1和p2成员变量之间的赋值操作没有任何影响
@@ -94,7 +94,7 @@ func test() {
内存中的存储结构如下图所示
-
+
@@ -115,7 +115,7 @@ s1 = Size(width: 11, height: 22)
内存中的结构如下图所示
-
+
@@ -143,5 +143,3 @@ s1 = Size(width: 11, height: 22)
> 2. libswiftCore.dylib:_swift_allocObject_
> 3. libswiftCore.dylib:swift_slowAlloc
> 4. libsystem_malloc.dylib:malloc
->
->