postcard

She sent a colorful postcard from Venice to tell her parents about her vacation.

(Chinese) 她从威尼斯寄了一张彩色的明信片，向父母讲述她的假期。

Collecting vintage postcards from the 1920s has become a popular hobby for history buffs.

(Chinese) 收集20世纪20年代的复古明信片已成为历史爱好者的流行爱好。