zài / nà / ge / shí / dài / shì / zú / zhǎng / wò / zhe / dà / liàng / tǔ / dì / hé / zhèng / zhì / zī / yuán在那个时代,世族掌握着大量土地和政治资源。In that era, influential clans controlled large amounts of land and political resources.