zhè / bù / shū / bǎ / zhì / dé / jiě / shì / wéi / zuì / gāo / shàng / zuì / wán / shàn / de / dào / dé / jìng / jiè这部书把至德解释为最高尚、最完善的道德境界。This book explains 至德 as the highest and most perfect moral state.