social cost的用法和样例：
例句
- The report examined the social cost of building the factory in the middle of the town.
这个报告对在城市中部建厂的社会成本进行了审查。 - With the economic and social development, environmental and pollution problems, the social costs arising from the concept of demand.
提要随着经济社会的发展，环境和污染等问题的出现，社会成本观念应需求而产生。
