have been designing
- present perfect progressive of design.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Airplane and engine manufacturers have been designing more-efficient models, in part to help keep down costs of jet fuel — one of the biggest expenses airlines face.
From Seattle Times ● Jan. 30, 2023
The costumes include ostrich-feather hats, wooden clogs, bells and wax masks, elements which the Kersten family have been designing and making for five generations.
From Reuters ● Jan. 25, 2023
But more recently, smaller creators have been designing worlds as mirrors to our own.
From The Verge ● Feb. 13, 2020
That’s the vision of Protei, a collective of technology students from around the globe who have been designing a fleet of these craft as “open” hardware—or electronic gadgets assembled from scratch using shared, collective information.
From Scientific American ● Sep. 16, 2011
Ah, Sylvia, how have you in one day destroyed that repose I have been designing so many years!
From Love-Letters Between a Nobleman and His Sister by Behn, Aphra
