Such strict parents should know the law of diminishing returns (收益递减).
这样严格的父母应该知道收益递减规律。
2
People are frantically looking for fun fixes, but that means they operate under the law of diminishing returns.
人们疯狂地搜寻找乐方法，但这意味着收益递减规律在他们身上发生作用。
3
In 1738, Daniel, trying to solve a problem in probability theory and the theory of gambling by use of the calculus, stumbled on the concept of the law of diminishing marginal utility of money.