n.[U][C]

1. 確定；確證；批准
   I think I can come next Tuesday, but I will send you a confirmation by post.

   我想下星期二可以來，不過我會寫信把肯定的答覆告訴你。

   Evidence in confirmation of his statements is lacking.

   缺少可資證實他所言的證據。

2. 【宗】（天主教等的）堅信禮，堅振禮

n.

1. the action of confirming or state of being confirmed.
2. (in the Christian Church) the rite at which a baptized person affirms Christian belief and is admitted as a full member of the Church.
3. the Jewish ceremony of bar mitzvah.