英语语法分析

There is no celebration of the Eucharist on this day.

有没有庆祝圣体圣事的这一天。

Only after someone joins the church, then they go up for the Eucharist.

只有加入教会的人，他们才可以去领圣体。

By the way, if we get baptized we certainly can't take the Eucharist because that's eating meat.

顺便说一句，如果受洗了，我们不能接受圣餐，因为那得吃肉。