Kusugak says that the Inuit symbol used to represent the Vancouver Winter Games serves a special purpose in his culture, illustrating that his people were in the region, where to find food or whether there is fuel for fire.

VOA: standard.2010.02.19

And so you get to build your own special purpose programming language that helped you solve your problems in biology or finance or whatever,

你读过的类型都可以,所以你就可以让编程语言按照你的,特殊用途去解决你的生物学,财务或者任何类型的问题，

麻省理工公开课 - 计算机科学及编程导论课程节选