-Selector is also a good tool to test regexps, or a way to display
-menus. The -x option allows to specify a label delimiter: the part of
-each line before that character will appear during the selection, and
-the part after that character will be returned.
+Selector is also a handy tool to test regexps, or to display menus
+with many possible choices. For the latter, the -x option allows to
+specify a label delimiter: the part of each line before that character
+will appear during the selection, but only the part after that
+character will be returned.