opportunity cost of capital

例句：

1. 1. The investment in research and development is a significant opportunity cost for the company.
   公司在研究和开发上的投资是一个重要的机会成本。
2. 2. The decision to invest in new technology represents an opportunity cost for the company.
   公司决定投资新技术代表了一次机会成本。
3. 3. The marginal cost of production is the opportunity cost of producing one more unit of output.
   生产额外一单位产品的边际成本就是生产机会成本。