r. in theory; according to the assumed facts
r. in a theoretical manner
adv. 理论上, 理论地
1. Theoretically, we could finish the project by next week.
理论上，我们可以在下周之前完成这个项目。
2. Theoretically, this method should work for all types of problems.
理论上，这种方法应该适用于所有类型的问题。
3. Theoretically, if we lower the price, more customers will buy the product.
理论上，如果我们降低价格，更多的顾客会购买这个产品。