opportunity cost的用法和样例：
例句
- The alternative forgone is called the opportunity cost.
这种选择性的放弃就叫做机会成本。 - They have tended to assume increasing opportunity costs.
他们往往假定机会成本是递增的。
opportunity cost的相关资料：
临近单词
opportunity
opportunity seldom knocks twice
opportunity of speaking English
opportunity phase of population
Opportunity is the great bawd.
Opportunity comes like a snail.
Opportunity seldom knocks twice.
Opportunity Knocks in Asia Pacific
opportunity of post heat treatment
Opportunity cost of money holdings
opportunity constrained programming
