They complained (rightly) that it failed to take proper account of the benefits of immigration and exaggerated the costs.

他们（一针见血地）指责其未充分考虑移民的益处而夸大花费。

But the study is yet another reminder that medical science's past failure to take proper account of humanity's bacterial guests has stopped researchers understanding how bodies actually work.

由于过去医学的失误，未能考虑到应如何正确对待我们的细菌客人，使得研究者们未能正确理解身体究竟是如何工作的。