Sentence examples for are sometimes old from inspiring English sources

These lists sound nice in theory, until you realize that they are sometimes old and often outdated.

In the absence of molecular clock information, one might rely on cave ages to place upper limits on cave species ages, but studies have shown that troglomorphic species are sometimes older than the caves they inhabit [60,61; see below].

In his work, he's seen how trusted sources – such as peer mothers, who are sometimes older than the women they counsel – can promote breastfeeding most effectively.

The eminent, who were sometimes older than your parents, were not exceptional in the night life of the period -- Ginsberg and Burroughs, not to mention Warhol, were after all presiding deities.

Heirlooms are often the most tangible representations of family; that they are sometimes very old and very valuable makes their meaning even more complex.

"There're a lot of small offices that are not wired at all, like lawyers and doctors, who are sometimes in old houses.

Stair standards also differ in other areas of the country, reflecting regional codes and practices that are sometimes centuries old.

Eggs that you buy at the store are sometimes quite old, and should be kept in the refrigerator until they've been used.

The old ones are sometimes just the old ones.

To make matters worse, new MeSH terms are sometimes added or old ones are modified, so that old records in PubMed may need re-annotation.

These are sometimes necessary on older policies to ensure accurate payment.