-The argument @var{sequence} may be a list, a vector, or a string. The
-result is always a list. The length of the result is the same as the
-length of @var{sequence}.
+The argument @var{sequence} can be any kind of sequence; that is, a
+list, a vector, a bit vector, or a string. The result is always a list.
+The length of the result is the same as the length of @var{sequence}.