legal doctrine

例句：

1. 1.The legal doctrine of negligence is widely accepted in the industry.
   疏忽大意的法律理论在业界广为接受。
2. 2.The legal doctrine of property rights has been a topic of debate for decades.
   财产权的法律理论是几十年来争论不休的话题。
3. 3.The legal doctrine of contractual obligations is crucial to understanding the relationship between parties.
   合同义务的法律理论对于理解当事人之间的关系至关重要。