1 sentence for 帖 (tiě — invitation)

1. 既然你已经收到了他的请帖，记得下周准时去参加婚礼。

   jì​rán nǐ yǐ​jīng shōu​dào le tā de qǐng tiě, jì​de xià zhōu zhǔn​shí qù cān​jiā hūn​lǐ.

   Since you've already received his invitation, remember to be on time for the wedding next week.

   Source: Dong Chinese Dictionary