Clarify wording in splice() description

S32-setting-library/Containers.pod

@@ -19,8 +19,8 @@ DRAFT: Synopsis 32: Setting Library - Containers.pod
 
     Created: 19 Feb 2009 extracted from S29-functions.pod
 
-    Last Modified: 8 Jun 2011
-    Version: 29
+    Last Modified: 2 Mar 2012
+    Version: 30
 
 The document is a draft.
 
@@ -692,11 +692,11 @@ new (and potentially empty) list. This operation can shorten or lengthen
 the target array.
 
 C<$offset> is the index of the array element to start with. A WhateverCode
-whose argument is the distance from the end of the C<@array> may also be used.
+whose argument is the number of elements in the C<@array> may also be used.
 
 C<$size> is the number of elements to remove from C<@array>. A WhateverCode
 similar to C<$offset> may be used instead (note that this specifies a position,
-not an actual number of elements).
+not an actual number of elements to remove).
 
 The slurpy list of values (if any) is then inserted at C<$offset>.
 
@@ -718,8 +718,8 @@ expected in either list or item context.
 C<$offset> and C<$size> will be treated as C<Int>. The function fails if
 either parameter is negative, or undefined.
 
-Either of C<$offset> or C<$size> may be specified relative to the end of the
-array using a WhateverCode whose argument will be the position of the end of
+Either of C<$offset> or C<$size> may be specified relative to the length of the
+array using a WhateverCode whose argument will be the number of elements in
 the array.
 
 While it is illegal for the offset to be larger than the size of