Fixes awkward wording in usage.rst

Author: kane-menicou

components/translation/usage.rst

@@ -171,8 +171,8 @@ use for translation::
 Pluralized Translations
 -----------------------
 
-Translations can be pluralized using `interval notations`_, the count can be
-provided using the `%count%` option::
+Translation messages can be pluralized using `interval notations`_, the count
+to dictate the message can be provided using the ``%count%`` option::
 
     $translator->trans(
         '{0} There are no apples|{1} There is one apple|]1,Inf[ There are %count% apples',