diff --git a/website/docs/custom_dictionary.md b/website/docs/custom_dictionary.md
index 6b984a79..56151637 100644
--- a/website/docs/custom_dictionary.md
+++ b/website/docs/custom_dictionary.md
@@ -1,10 +1,6 @@
-You can customize the dictionary by the metadata.toml which is also used in [metadata grouping](manage_groups.md)
-
 ## About the configuration of metadata.toml
 
-
-
-the metadata.toml use toml format for configuration.
+A `metadata.toml`, which uses [toml](https://toml.io) format, can be placed on each dictionary's root folder to customize or override some properties. It is also used in [auto grouping by metadata](manage_groups.md)
 
 ## Customize the name of the dictionary
 
@@ -13,14 +9,12 @@ the metadata.toml use toml format for configuration.
 name = "New Name"
 ```
 
-this `New Name` will be appeared as the dictionary name.
-
+This `New Name` will be appeared as the dictionary name.
 
 The `metadata.toml` should be placed beside dictionary files. One `metadata.toml` for each dictionary.
 
 The metadata file uses [TOML](https://toml.io) format.
 
-
 For example,
 
 ```
@@ -48,14 +42,13 @@ name="New Name"
 
 ```
 
-this `fts` field's value can be on/off, 1/0 ,true/false etc.
+The `fts` field's value can be `on/off`, `1/0` ,`true/false` etc.
 
 ```
 fts=false
 ```
 will disable the current dictionary's full-text search.
 
+you can check the full-text search status on each dictionary's info dialog.
 
-you can check the full-text search on each dictionary's info dialog.
-
-![](img/dictionary-info-fullindex.png)
\ No newline at end of file
+![](img/dictionary-info-fullindex.png)