1、A prayer book used by the king to pass love notes in church.
這是國王在教堂里用來傳遞情書的祈禱書。

2、About 1477, in London, the first printed advertisement in English announced a prayer book sale.
大約在1477年，倫敦有了第一則用英文印制的廣告，宣告有一本祈禱書出售。

3、What does your prayer book say and that sort of thing?
你要用什么祈禱書之類的事情？