a series of prayers to God for use in church services, spoken by a priest, etc., with set responses by the people 连祷文，总祷文（连祷启应的祷文） - litany (of something) (formal)
a long boring account of a series of events, reasons, etc. （对一系列事件、原因等）枯燥冗长的陈述 a litany of complaints 喋喋不休的抱怨
Word OriginMiddle English: from Old French letanie, via ecclesiastical Latin from Greek litaneia ‘prayer’, from litē ‘supplication’.