The phrase "are only a segment" is correct and usable in written English.
It can be used to indicate that something is just a part or portion of a larger whole.
Example: "The data we collected are only a segment of the overall research findings."
Alternatives: "are merely a part" or "constitute just a portion".
Ethnicity is only a segment of our common culture (and much of the noisy debate is academic turf war).
It then transpired that the interview had been only a segment of a more general, broad-ranging and, therefore, more interesting discussion about the future of comedy in Britain, in which the host and his main guest were white.
Borglum submitted a second set on August 14, this was again rejected; the commission criticized the design, which seemed to be only a segment of a larger one, rather than specifically designed to fit a half dollar.
The Church is only a segment but what about our leaders in power, I fear that many of us are behind dealing with our day to day as so we should, but can we really place trust in the hands of those in power in every nation really but do we even have a choice?
The installation is only a segment of Althamer's full exhibition, "The Neighbors," which marks the Polish artist's first museum show in the U.S. It will also feature sculptural workshops, sculptures and videos, including the video series "So-Called Waves and Other Phenomena of the Mind," in which Althamer ingests an assortment of drugs and tracks the journeys of his mind as a result.
Ending vaccine refusal Those refusing vaccination are only a small segment of Nyunzu's population, said Mr. Abderrahmane Bocar, an immunization specialist with UNICEF.
For each small sequence segment, there are only a few more likely substructures.
Since there are only a limited number of germline gene segments, these genes can be pre-delimited to generate a knowledge base of FRs and CDRs.
"The little ice age actually lasted for hundreds of years, of which the Maunder Minimum was only a small segment.
