The phrase "a persistent feature of" is correct and usable in written English.
It can be used to describe something that consistently appears or is a regular aspect of a particular context or situation.
Example: "The high levels of pollution have become a persistent feature of urban life in many cities."
Alternatives: "a constant element of" or "a recurring aspect of".
Why are bubbles such a persistent feature of financial history?
The chronic weakness of the British pound - a persistent feature of the Fifties - gave him the weapon he needed.
The drive to single out Israel for demonization is, sadly, a persistent feature of campus life in Europe.
Such revolutionary religious movements, which included Daoist ideological elements, remained a persistent feature of medieval Chinese history.
In a recent blog post, however, I wondered whether this dynamic hadn't been a persistent feature of rich economies since the disinflationary downturns of the early 1980s.
The death dance, for instance, seems unlikely to have occurred, given that the Mendi's deck began listing very soon after the collision, and yet it is a persistent feature of the legend.
That was the response to those who proposed the elimination of slavery, a persistent feature for most of the world's history and, like nativism, defended by some because its abolition would benefit Northern capitalists and increase factory exploitation.
While uncertainty over its funding base has been, and continues to be, a persistent feature, many of ZAMFOHR's core tasks – from capacity strengthening to dialogues – have become more or less institutionalized, with the Ministry of Health becoming a routine demander of its services.
In this deformation regime, which is applicable to many forming processes, necking of the material is a persistent feature.
But a defining and persistent feature of that struggle has been the continuing violent determination of Khartoum's successive regimes since independence to uphold and maintain their myth of Arab Supremacy, a supremacy that has culturally, economically, and politically privileged Sudan's Arabs or "Arabs" for generations, especially those from the centre – like me.
Tim Oates, director of assessment and development, emphasised that the findings were very important as "underlying school-level volatility may be an enduring and persistent feature of education".
