diff --git a/Demo/Dockerfile2 b/Demo/Dockerfile2
new file mode 100644
index 0000000..75e4d0f
--- /dev/null
+++ b/Demo/Dockerfile2
@@ -0,0 +1,4 @@
+# 注释: Dockerfile学习镜像
+FROM busybox
+ENV file=app
+ADD ./project/ /usr/local/$file/
\ No newline at end of file
diff --git a/Demo/Dockerfile3 b/Demo/Dockerfile3
new file mode 100644
index 0000000..75e4d0f
--- /dev/null
+++ b/Demo/Dockerfile3
@@ -0,0 +1,4 @@
+# 注释: Dockerfile学习镜像
+FROM busybox
+ENV file=app
+ADD ./project/ /usr/local/$file/
\ No newline at end of file
diff --git a/Demo/Dockerfile.md b/Demo/学习.md
similarity index 100%
rename from Demo/Dockerfile.md
rename to Demo/学习.md