对于用例何时以及怎样被开发有很多种理论。
There are many different theories about when and how use cases should be developed.
未来的欧洲一体化理论将是多种理论合成的结果。
The future theory of European integration would be a synthesis of several approaches.
蛋白质在固体表面的吸附有多种理论模型和实验分析。
Many theoretical models and analytical techniques have been proposed for the protein adsorption on the solid surfaces.
应用推荐