has been smoothing
- present perfect progressive of smooth (3rd person singular).
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.
Be that as it may, at the present time, man has been smoothing out the individual process protecting himself more and more against the inclemency of weather and illnesses.
From The Mathematical-Historical Principles and the Evolution of Liberty by Bolívar, Víctor José Fernández
