diff --git a/listings/ch07-managing-growing-projects/listing-07-03/src/lib.rs b/listings/ch07-managing-growing-projects/listing-07-03/src/lib.rs
index 0b8a43c..783b57d 100644
--- a/listings/ch07-managing-growing-projects/listing-07-03/src/lib.rs
+++ b/listings/ch07-managing-growing-projects/listing-07-03/src/lib.rs
@@ -5,9 +5,9 @@ mod front_of_house {
 }
 
 pub fn eat_at_restaurant() {
-    // Absolute path
+    // 绝对路径
     crate::front_of_house::hosting::add_to_waitlist();
 
-    // Relative path
+    // 相对路径
     front_of_house::hosting::add_to_waitlist();
 }
diff --git a/listings/ch07-managing-growing-projects/listing-07-05/src/lib.rs b/listings/ch07-managing-growing-projects/listing-07-05/src/lib.rs
index 05372db..7325a85 100644
--- a/listings/ch07-managing-growing-projects/listing-07-05/src/lib.rs
+++ b/listings/ch07-managing-growing-projects/listing-07-05/src/lib.rs
@@ -5,9 +5,9 @@ mod front_of_house {
 }
 
 pub fn eat_at_restaurant() {
-    // Absolute path
+    // 绝对路径
     crate::front_of_house::hosting::add_to_waitlist();
 
-    // Relative path
+    // 相对路径
     front_of_house::hosting::add_to_waitlist();
 }
diff --git a/listings/ch07-managing-growing-projects/listing-07-07/src/lib.rs b/listings/ch07-managing-growing-projects/listing-07-07/src/lib.rs
index 7b89ee7..7063ad8 100644
--- a/listings/ch07-managing-growing-projects/listing-07-07/src/lib.rs
+++ b/listings/ch07-managing-growing-projects/listing-07-07/src/lib.rs
@@ -5,9 +5,9 @@ mod front_of_house {
 }
 
 pub fn eat_at_restaurant() {
-    // Absolute path
+    // 绝对路径
     crate::front_of_house::hosting::add_to_waitlist();
 
-    // Relative path
+    // 相对路径
     front_of_house::hosting::add_to_waitlist();
 }
diff --git a/listings/ch07-managing-growing-projects/listing-07-09/src/lib.rs b/listings/ch07-managing-growing-projects/listing-07-09/src/lib.rs
index 92c4695..61c13cc 100644
--- a/listings/ch07-managing-growing-projects/listing-07-09/src/lib.rs
+++ b/listings/ch07-managing-growing-projects/listing-07-09/src/lib.rs
@@ -15,13 +15,13 @@ mod back_of_house {
 }
 
 pub fn eat_at_restaurant() {
-    // Order a breakfast in the summer with Rye toast
+    // 在夏天点一份黑麦面包作为早餐
     let mut meal = back_of_house::Breakfast::summer("Rye");
-    // Change our mind about what bread we'd like
+    // 更改我们想要的面包
     meal.toast = String::from("Wheat");
     println!("I'd like {} toast please", meal.toast);
 
-    // The next line won't compile if we uncomment it; we're not allowed
-    // to see or modify the seasonal fruit that comes with the meal
+    // 如果取消下一行的注释，将会导致编译失败；我们不被允许
+    // 看到或更改随餐搭配的季节水果
     // meal.seasonal_fruit = String::from("blueberries");
 }