Clarify alias response keys

spec/Section 2 -- Language.md

@@ -454,7 +454,7 @@ These two operations are semantically identical:
 Alias : Name :
 
 By default, a field's response key in the response object will use that field's
-name. However, you can define a different name by specifying an alias.
+name. However, you can define a different response key by specifying an alias.
 
 In this example, we can fetch two profile pictures of different sizes and ensure
 the resulting response object will not have duplicate keys: