<?php if ( 1 == get_option('blog_public') ) : ?>
-<p><label for="ping_sites"><?php _e('When you publish a new post, WordPress automatically notifies the following site update services. For more about this, see <a href="https://codex.wordpress.org/Update_Services">Update Services</a> on the Codex. Separate multiple service <abbr title="Universal Resource Locator">URL</abbr>s with line breaks.') ?></label></p>
+<p><label for="ping_sites"><?php _e( 'When you publish a new post, WordPress automatically notifies the following site update services. For more about this, see <a href="https://codex.wordpress.org/Update_Services">Update Services</a> on the Codex. Separate multiple service URLs with line breaks.' ) ?></label></p>
<textarea name="ping_sites" id="ping_sites" class="large-text code" rows="3"><?php echo esc_textarea( get_option('ping_sites') ); ?></textarea>