With uncertainty in society increasing since twentith century, people pay more attention to the adaption of law. Thus the doctrine of precedent shows more flexibility and is inpired to some extent.

• 进入二十世纪以来，随着社会中不确定性因素的增加，人们更加重视法律的适应性，遵循先例原则因而显示出较大的灵活性，在一定程度上受到削弱。