fix typo

383494 · web-flow · commit d448498dc49f · 2025-08-16T06:57:20.000+08:00
diff --git a/src/basic/trait/advance-trait.md b/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;
 }

Original file line number	Diff line number	Diff line change
`@@ -84,7 +84,7 @@ fn difference<C: Container>(container: &C) {}`
`84`	`84`	`关联类型还可以被其它特征进行约束，例如：`
`85`	`85`	```rust
`86`	`86`	`trait Container{`
`87`		`- type A：Display;`
	`87`	`+ type A: Display;`
`88`	`88`	`type B;`
`89`	`89`	`fn contains(&self, a: &Self::A, b: &Self::B) -> bool;`
`90`	`90`	`}`