The inherent formalism , rigidness , and technical defects of the doctrine of consideration dooms its decay in the history of development , which , in return , indicates the transition of anglo-american contract law from the classical stage to a modern one .

“约因论”固有的形式主义、僵化性、技术性等弊病决定了其衰落的历史必然性，而“约因论”的衰落也标志着英荚契约法从古典向现代的历史转型。

Gecchelin reasons if apple were to go small , flexibility may be more important than hard rigidness a trend current apple laptops buck because they 're in favor of unibody construction .

gecchelin解释道，如果苹果的产品趋向于小型化，灵活地改变可能比一成不变要重要的多-这是苹果笔记本的一种趋势，因为它们正沉浸于一体式机器结构中。