The phrase 'were still preserved' is a correct and usable part of a sentence in written English.
It can be used when referring to people, objects, or ideas that have been maintained despite changes or potential destruction. Example sentence: The ancient artifacts were exposed to the elements, but their integrity and delicate details were still preserved.
Different architecture and physical space from different period of history were still preserved on this land.
This speech and others were still preserved and read in the time of Cicero.
After processing all the scaffolds exhibited natural porous three-dimension microstructure, and the composition and properties of natural bone, such as Ca/P ratio and hydroxyapatite crystal were still preserved in all of them.
Although additional injections were given while imaging in different parts of the retina, the corresponding shape and measured recirculation times were still preserved (Fig. 3c, p = 0.22, two-tailed, paired t test), suggesting that this curve is a measure of overall perfusion health of the systemic vasculature that is influenced by the ocular choroidal vasculature.
We found that after being immersed in water with pH = 2 for 2 days, the size and the hollow structure of the Na0.15WO3 nanospheres were still preserved well (Figure S5).
An EM analysis revealed an extensive degeneration of spinal axon with accompanying the accumulation of granular/osmiophilic aggregates and autophagosome-like vesicles in early symptomatic SOD1H46R mice, while spinal motor neurons were still preserved.
We're very fortunate that it's still preserved today.
A very large chunk of that frieze and entablature is still preserved today.
The Old Walls are still preserved, extending for a length of 7 km.
(The superb Baltic Exchange interiors are still preserved in a builder's yard).
Bearing a high compression strain of 80%, the continuous thermal transport paths in Gr/CNT aerogels are still preserved.
