a card that you send to someone on their birthday, with a picture on the front and greetings

Hundreds of thousands of people write to him every year; some even send him birthday cards. 每年有数十万人给他写信;有些人甚至给他寄生日贺卡。

I didn't get a birthday card from her this year. 今年我没有收到她的生日贺卡。