There was only one reason to give someone a blankcard. She and her lover were too afraid of being caught to write anything - even a harmless note.
给别人空白贺卡只有一个解释，那就是她和她的情人都害怕被抓住把柄，甚至是无害的便签。
3
There are 100,000 different CARDS in Japan alone, and there you can put your own design onto a blankcard simply by using a photograph or a business card.