odps-inst: update

Change-Id: I854a7c53372731e048e119aef0466638ec2cf9d9

pages/common/odps-inst.md

@@ -14,7 +14,7 @@
 
 `status {{instance_id}};`
 
-- Wait on the termination of an instance:
+- Wait on the termination of an instance, printing log and progress information until then:
 
 `wait {{instance_id}};`