三一节 meaning in Chinese

trinity sunday

To the general surprise , in the middle of the service , which natasha knew so well , the deacon brought forward the little bench , from which they repeated the prayers , kneeling , on trinity day , and set it before the sanctuary doors
突然，在礼拜进行中，助祭没有按照娜塔莎非常熟悉的礼拜程序，拿起小板凳，那张三一节跪在上面念祷文的小板凳，放在圣体的栅栏门前。