minor fix: typo fix (#52)

hanyujie2002 · web-flow · commit dc6d2892a8da · 2024-04-21T23:28:54.000+08:00
diff --git a/lectures/intro.rst b/lectures/intro.rst
@@ -136,7 +136,7 @@
                 |                                    |
                 v                                    v
       +--------------------------------------------------------+
-      |                           应用                         |
+      |                           硬件                         |
       +--------------------------------------------------------+
 
 
