diff --git a/zh-CN/src/basic-types/statements-expressions.md b/zh-CN/src/basic-types/statements-expressions.md
index e9e5e60..ab9766b 100644
--- a/zh-CN/src/basic-types/statements-expressions.md
+++ b/zh-CN/src/basic-types/statements-expressions.md
@@ -1,6 +1,6 @@
-# Statements and Expressions
+# 语句与表达式
 
-### Examples
+### 示例
 ```rust,editable
 fn main() {
     let x = 5u32;
@@ -9,12 +9,12 @@ fn main() {
         let x_squared = x * x;
         let x_cube = x_squared * x;
 
-        // This expression will be assigned to `y`
+        // 下面表达式的值将被赋给 `y`
         x_cube + x_squared + x
     };
 
     let z = {
-        // The semicolon suppresses this expression and `()` is assigned to `z`
+        // 分号让表达式变成了语句，因此返回的不再是表达式 `2 * x` 的值，而是语句的值 `()`
         2 * x;
     };
 
@@ -24,10 +24,10 @@ fn main() {
 }
 ```
 
-### exercises
+### 练习
 🌟🌟
 ```rust,editable
-// make it work with two ways: both modify the inner {}
+// 使用两种方法修改内部的 {} 中的内容
 fn main() {
    let v = {
        let mut x = 1;