A: It just jumped into our mind: short enough, pronouncing well, and partial tone like Jin Chinese that make people imaging squeezers which means relationship.
A: It just jumped into our mind: short enough, pronouncing well, and partial tone like Jin Chinese that make people imaging squeezers which means relationship.
答:拍脑袋出来的，符合“简短易记、琅琅上口”的原则，而且有汉语“丁勾”的谐音，让人联想到扑克牌，进而联想到人际交往。