"The first thing is corruption, the education system, and we need more universities to be built in Namibia,"

VOA: standard.2009.11.28

These systems have some built-in knowledge, and they have to do some learning, but the learning pattern varies from system to system and there's a separateness to them.

这些系统拥有部分先天知识,它们能够进行一定的学习,但学习模式因系统的不同而有所变化,它们之间也是相互独立的

耶鲁公开课 - 心理学导论课程节选

They carved the first hiking trail to the top of Mt.Whitney, the highest mountain in the continental United States and they built the first museum in the National Park system.

VOA: standard.2009.11.25