The phrase "age of at" is not correct and does not make sense in written English.
It appears to be a fragment and lacks context to determine its intended meaning or usage.
Example: "In the age of at-home learning, students have adapted to new technologies."
Alternatives: "era of" or "time of".
It's a nice feeling to get at the age of, at last, 27.
Most gallinaceous birds reach sexual maturity at the age of at least one year.
And all three take a basic precaution to keep their entitlement spending under control: a retirement age of at least 65.
Blanchflower proposes an Obama-style fiscal stimulus (equivalent to £90bn) and policies to keep young people in education until the age of at least 18.
Each had atrial fibrillation and at least one other risk factor for stroke or death, including an age of at least 65, high blood pressure, diabetes and heart failure.
The issue of age falsification has been a lingering problem in gymnastics and was a major issue at the 2008 Beijing Games, where questions arose about the age of at least two of China's female gymnasts.
The issue of age falsification has long been a problem in gymnastics, but it became a major issue at the 2008 Beijing Games, when questions arose about the age of at least two of China's female gymnasts.
Fig. 3 gives five age cohorts of whites and their increasingly positive views of black Americans from 1992 to 2008 — the youngest, those who came of voting age during the presidencies of either Bill Clinton or George W. Bush, and the oldest, who first voted before the civil rights movement gained momentum and who had attained the age of at least 73 by 2008.
In total, 8 two-span composite slab specimens were cast and moist cured for a period of 14 days and then loaded monotonically to failure at an age of at least 28 days.
