According to the legalpurpose view of law science of economic analysis, the system that the marriage is effective or invalid should accord with the demands for efficiency.
按照经济分析法学的法律目的观，婚姻效力制度应当符合效率的要求。
2
The purpose, which is reasonable, rational and legal, is to protect the interest of the general public.
这样做的目的是维护广大公众的利益，是合情、合理和合法的。
3
This was hacking with a purpose," says chief legal officer David Drummond.