diff --git a/en/src/elegant-code-base.md b/en/src/elegant-code-base.md
index 41c656b..a59b019 100644
--- a/en/src/elegant-code-base.md
+++ b/en/src/elegant-code-base.md
@@ -40,7 +40,7 @@ On [CodeCrafters](https://codecrafters.io/for/rust), you can recreate your favor
 
 ### 9. Writing Interpreters in Rust
 
-[This online book](https://github.com/rust-hosted-langs/book) will walk through the basics of interpreted language implementation in Rust.
+[This online book](https://github.com/rust-hosted-langs/book) will walk through the basics of interpreted language implementation in Rust with a focus on the challenges that are specific to using Rust.
 
 ---
 
diff --git a/zh-CN/src/elegant-code-base.md b/zh-CN/src/elegant-code-base.md
index 24463f3..faa5467 100644
--- a/zh-CN/src/elegant-code-base.md
+++ b/zh-CN/src/elegant-code-base.md
@@ -35,7 +35,7 @@
 
 你也可以在[以下地址](https://github.com/phil-opp/blog_os)找到完整的源代码。
 
-### 7. CodeCrafters.io: Build your own Git, Docker, SQLite, or Redis
+### 7. CodeCrafters.io: 写一个你自己的 Git， Docker，SQLite 或 Redis
 
 在 [CodeCrafters](https://codecrafters.io/for/rust) 上，你可以从头开始重新创建您最喜欢的开发人员工具。这是一种掌握 Rust 的实践、最低限度指导的方法，同时欣赏我们每天使用的流行技术的内部结构和文档。