liturgy

1. N-VAR A liturgy is a particular form of religious service, usually one that is set and approved by a branch of the Christian Church. (基督教的)礼拜仪式

A clergyman read the liturgy from the prayer-book. 一名牧师照着祈祷书读祷文。

...the many similarities in ministry, liturgy and style between the two churches. ...两个教会在牧师职责、礼拜仪式和风格方面的诸多相似之处。