The phrase "reflect a time" is correct and usable in written English.
You can use it to refer to a period of time in the past that can be seen in current events, trends, or other phenomena. For example, "The fashion trends of today reflect a time when the 60s styles first became popular."
They also reflect a time gone by.
These reflect a time and a code.
Winter makes me crave old-fashioned entertainment, Victorian novels, and period dramas; stories which reflect a time as dark as this cold season.
Rooms are small and reflect a time when parents played only a minor role in their children's care -- almost all the rooms in the new hospital will be private, with sleeping areas for adults.
Tofog (as fans call the group) has been together longer than Mr. Crowe has been famous, and its songs reflect a time when earnest yet stylish Aussie bands like Midnight Oil and INXS turned pub rock theatrical.
"Our securities laws are, in the main, nearly 70 years old, and reflect a time, and a state of technology, light years away from what we now confront daily," Mr. Pitt told the Senate Banking Committee at a confirmation hearing.
As such closings are only possible for locations that are part of the initial configuration [cf. (22)], liquidation cash inflow parameters that decrease with increasing time periods of closing can be used to reflect a time-based degradation.
The ordinal patterns may reflect a time-orderly evolution.
The decay-curve-like variation and the orderly reduction suggest that this pattern may reflect a time-sequential evolution (e.g., the earlier-occurred introns or exons were longer or more divergent).
A very interesting biphasic, shrinkage swelling response of RBC to the peptides BTM-P1 and BTM-P1d, observed in NaCl-sucrose medium, seems to reflect a time-dependent change in ion selectivity of the plasma membrane during formation of peptide pores, as suggested earlier [ 28].
Although the factors contributing to these patterns have not been identified, our results provide three important clues: common factor(s) exist and may shape both exons and introns; the ordinal reduction patterns may reflect a time-orderly evolution; and the larger first and last exons may be splicing-required.
