Sentence examples for been a difficult challenge from inspiring English sources

Industrialization of West Bengal has been a difficult challenge for successive governments.

"It's been a difficult challenge for me simply because I have to forgive myself for making an error.

For Tesla, getting the right balance between too few and too many warnings has been a difficult challenge.

"It's been a difficult challenge, and it's taking a little bit longer to get the business turned around than we expected," said Linda L. Ulrey, a Procter spokeswoman.

However, to understand the role that a specific gene plays, researchers need to be able to delete both copies at the same time, allowing them to observe the effects of the gene's total absence, which has been a difficult challenge in C. albicans.

Thus, the in vitro tissue culture of the adult rodent retina has been a difficult challenge.

It's a difficult challenge.

But this can be a difficult challenge.

"And that is a difficult challenge".

Building meaningful engagement online is a difficult challenge.

Converting big data into useful data is a difficult challenge.