Each card is printed with a different message.

每张卡片都印着不同的信息。

《牛津词典》

youdao

Common things are to write a message that thanks for the love she has given you, send her a card or buy her a gift.

常见的做法是写一条消息感谢她给你的爱，送她一张卡片或给她买个礼物。

youdao

The business card idea makes Schacht wonder whether the tiny balls might be added to a birthday card to reveal a surprise message when the card is held over birthday-cake candles.

FORBES: Magazine Article

Its images of death have a soothing banality, like a greeting-card message from the world beyond.

NEWYORKER: Ghost

It will then send back a message alerting the cashier to either accept the card or ask the customer to use another one or pay in cash.

FORBES: Tokutek Makes Big Data Dance