marginal

边际成本

the cost of producing one more unit of a good

生产多一个单位商品的成本

a very small or slight effect

a very small or slight impact

边际收益

the additional profit from producing one more unit

生产多一个单位所带来的额外利润

a very small or slight change

边缘席位

a political seat that is won by a very small number of votes

以极少数选票赢得或失去的政治席位

a very small or slight improvement

a political area where a politician was elected by a very small number of votes

land that is not very fertile or useful for farming

重要性不大

of very little importance

不太重要

边际相关性

of very little relevance

表示非常低或边缘的重要性

页边旁注

a note written in the margin of a book or document

写在书或文件页边的注释

边缘区域

an area at the edge that has specific, often poor, characteristics

位于边缘、具有特定（通常是较差）特征的区域