Merge pull request #1558 from 383494/patch-1

fix: typo in basic/trait/advance-trait.md

src/basic/trait/advance-trait.md

@@ -84,7 +84,7 @@ fn difference<C: Container>(container: &C) {}
 关联类型还可以被其它特征进行约束，例如：
 ```rust
 trait Container{
-    type A：Display;
+    type A: Display;
     type B;
     fn contains(&self, a: &Self::A, b: &Self::B) -> bool;
 }