您可以使用tax query 对于所有“引用类型”术语，将检索至少有一个“引用类型”术语的所有附件。

$rt_media = new WP_Query(
    array(
        \'posts_per_page\' => -1,
        \'post_type\' => \'attachment\',
        \'tax_query\' => array(
            array(
                \'taxonomy\' => \'reference_type\',
                \'terms\' => get_terms(
                    \'reference_type\',
                    array(
                        \'hide_empty\' => false,
                        \'fields\' => \'ids\',
                    )
                )
            )
        )
    )
);

while ( $rt_media->have_posts() ) : $rt_media->the_post(); ?>

    <div class="item">
        Use any template tags you want to output the list!
    </div>

<?php endwhile ?>