Sentence examples for Could have persisted from inspiring English sources

Scanlon estimates they could have persisted for hundreds or even a few thousand years.

"Ten or 20 years ago, it's hard to imagine the movement could have persisted in China after 18 months of a government campaign," he said.

He could have persisted with that strategy or recommended spinal fusion, a major operation in which the surgeon removes the parts of the disk that are torn or degenerated and fuses bone to stabilize the trouble spot.

I wondered how the misdiagnosis could have persisted for so long — why we chose to explain his vigorous T-cells by classifying him as a nonprogressor, rather than considering that his initial H.I.V. test might have been incorrect.

The surface may not have been wet for all of that period, notes Dr Grotzinger, but groundwater could have persisted even when the surface was temporarily dry.The sort of environment described in the paper is the kind that plenty of Earthly organisms would thrive in.

But Aharonson isn't sure the ice could have persisted for so long.

Clearly, a lineage of naturally occurring influenza virus could not have persisted from 1933 to the 1990s, nor could an ancient putative recombinant lineage survive from 1933 to the 1990s.

But in classical economics, that trade gap could not have persisted for long without bankrupting the American economy.

But assuming all of this is true, how could it have persisted for so long, and without more people stepping forward and speaking out?

The scheme "could not have persisted for so long, or defrauded so many of so much, without a network of financial institutions, feeder funds and individuals who participated in his fraud or acquiesced in it — just like any large-scale financial fraud".

Without caliphal encouragement Averroës could hardly have persisted all his life in his fight for philosophy against the theologians, as reflected in his Commentary on Plato's Republic, in such works as the Faṣl al-Maḳāl and Tahāfut al-Tahāfut, and in original philosophical treatises (e.g., about the union of the active intellect with the human intellect).