diff --git a/CONTRIBUTORS.svg b/CONTRIBUTORS.svg
index 1c0531e2..19f49e5a 100644
--- a/CONTRIBUTORS.svg
+++ b/CONTRIBUTORS.svg
@@ -191,14 +191,16 @@
while(true)
+{
+ Console.WriteLine("只要给定的条件为真,while 循环语句会重复执行");
+}
+
+do
+{
+ Console.WriteLine("与 while 类似,do...while 会确保至少执行一次循环。");
+} while( true );
+