diff --git a/.ipynb_checkpoints/app_spec-checkpoint.yml b/.ipynb_checkpoints/app_spec-checkpoint.yml
index 45813e6..6becc5b 100644
--- a/.ipynb_checkpoints/app_spec-checkpoint.yml
+++ b/.ipynb_checkpoints/app_spec-checkpoint.yml
@@ -7,6 +7,8 @@
   take_time:
     name: take_time
     value_type: str
+    description: 识别字符耗时(s)
   output:
     name: output
     value_type: str
+    description: 识别出来的字符
diff --git a/app_spec.yml b/app_spec.yml
index 45813e6..6becc5b 100644
--- a/app_spec.yml
+++ b/app_spec.yml
@@ -7,6 +7,8 @@
   take_time:
     name: take_time
     value_type: str
+    description: 识别字符耗时(s)
   output:
     name: output
     value_type: str
+    description: 识别出来的字符