diff --git a/README.md b/README.md
index 4e90e1a..df41d9c 100644
--- a/README.md
+++ b/README.md
@@ -86,6 +86,11 @@
  
     ❌ [ritina]
 
+1. issue
+
+    ✅ [ˈɪʃu]
+ 
+    ❌ [ˈaɪʃu]
 
 > 参考资料
 >