通过查看WordPress源代码，我们发现了这一点

function new_site_add_custom_screen_options($args) {
    $args["custom_option_1"] = __("Custom Option 1", "new_site");
    $args["custom_option_2"] = __("Custom Option 2", "new_site");

    return $args;
}
add_filter("manage_nav-menus_columns", "new_site_add_custom_screen_options", 20);