be that as it may idiom formal
就算是那样
used to mean that you accept that a piece of information is true but it does not change your opinion of the subject you are discussing
Building a new children's home will cost a lot of money but, be that as it may, there is an urgent need for the facility. 建一所新的儿童之家要花很多钱，但即便如此也一定要建。