Traditional theory and institution focus on the subrogation institution's function on protecting the obligationright, while modern ones pay more attention to realizing it.
传统理论与制度强调代位权保全债权的功能，而现代理论与制度则更注重代位权实现债权的功能。
2
An option is a derivative contract that gives the purchaser the right, but not the obligation, to buy or sell an asset at a certain price.
期权是一种只给买方带来权利，而不需买方承担义务，使其可在未来以某一确定价格买卖资产的衍生品。
3
You have the right and the obligation to love yourself first!