社会边际成本的英文：
marginal social cost
adj. 边缘的；临界的；末端的
marginal initial
边缘原始细胞[见于植物]
We came to the margin of the wood.
我们来到树林的边缘。
margin release mechanism
极限释放机构
adj. 社会的；群居的；合群的；社交的
n. 联谊会；社会聚会
A social debut.
首次进入社交界，首次演出
Slavery was once socially sanctioned.
奴隶制曾经为社会所认可。
social service facility
社会服务场所
v. 花费；使付出；估价
n. 费用；代价；成本；损失
Cost was no consideration.
费用无关紧要。
The cost will be astronomical.
费用将是一笔天文数字。
These costs are charged to an asset account entitled organization costs.
这些成本被计入一个名为开办费的资产账户。