invariable cost

• 不变成本

invariable cost的用法和样例：

例句

1. Variable Cost A cost that changes in proportion to a change in a company's activity or business.
   可变成本随着公司活动或业务变动而变动的成本项目。
2. Instead, advertising becomes a variable cost of production that measurably results in making more profit.
   现在，广告变成了能够带来更多利润的产品的可测定的可变成本。