diff --git a/docs-2.0/2.quick-start/6.cheatsheet-for-ngql.md b/docs-2.0/2.quick-start/6.cheatsheet-for-ngql.md
index 2b48459308c..2bea90f92a7 100644
--- a/docs-2.0/2.quick-start/6.cheatsheet-for-ngql.md
+++ b/docs-2.0/2.quick-start/6.cheatsheet-for-ngql.md
@@ -434,7 +434,7 @@
 
   |Syntax|Description|
   |-|-|
-  |`BALANCE LEADER`| Starts a job to balance the distribution of storage leaders in the current graph space. It returns the job ID.|
+  |`BALANCE LEADER`| Starts a job to balance the distribution of all the storage leaders in graph spaces. It returns the job ID.|
 <!-- balance-3.1
   |`BALANCE IN ZONE [REMOVE <ip>:<port> [,<ip>:<port> ...]]`| Starts a job to balance the distribution of storage partitions in each zone in the current graph space. It returns the job ID. You can use the `REMOVE` option to specify the Storage services that you want to clear for easy maintenance.|
   |`BALANCE ACROSS ZONE [REMOVE "zone_name" [,"zone_name" ...]]`| Starts a job to balance the distribution of storage partitions across each zone in the current graph space. It returns the job ID. You can use the `REMOVE` option to specify the zones that you want to clear for easy maintenance.|
diff --git a/docs-2.0/synchronization-and-migration/2.balance-syntax.md b/docs-2.0/synchronization-and-migration/2.balance-syntax.md
index 7aa821d0641..94a1dc6b53c 100644
--- a/docs-2.0/synchronization-and-migration/2.balance-syntax.md
+++ b/docs-2.0/synchronization-and-migration/2.balance-syntax.md
@@ -6,7 +6,7 @@ The `BALANCE` statements are listed as follows.
 
 |Syntax|Description|
 |:---|:---|
-|`BALANCE LEADER`| Starts a job to balance the distribution of storage leaders in the current graph space. It returns the job ID. |
+|`BALANCE LEADER`| Starts a job to balance the distribution of all the storage leaders in graph spaces. It returns the job ID. |
 <!-- balance-3.1
 |`BALANCE DATA`| Starts a job to balance the distribution of storage partitions in the current graph space. It returns the job ID. |
 |`BALANCE DATA REMOVE <ip:port> [,<ip>:<port> ...]`| Migrate the partitions in the specified storage host to other storage hosts in the current graph space. |