This paper constructs a new practical distance learning system that is low cost and high speed by the means of satellite LOG combining with ground connection well.

该文从实际出发，通过卫星通信线路和地上线路的有机结合，构筑了低成本、高速率的基于卫星的远程教学系统，并在其上进行了模拟教学实验。

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And they are learning the high cost of domestic help.

FORBES: Getting Better To Be Poor In Brazil

The cost of losing a house is a high price to pay for learning to evaluate what you can afford before buying, being skeptical of mortgage salespeople, and preparing for economic emergencies.

FORBES: Teaching Kids About Money