Sentence examples for becomes difficult and challenging from inspiring English sources

When CT projection suffers from serious data deficiency or various noises, obtaining reconstruction images that meet the requirement of quality becomes difficult and challenging.

Amer becomes difficult and demanding.

This became difficult and burdensome.

Stairs became difficult, and then impossible.

Many libraries can help you form a list of books that become progressively more difficult and challenging.

The amyloid hypothesis has become difficult to challenge because it is so often the lens through which peer reviewers, granting bodies and pharmaceutical companies view, judge and support AD research.

Allocation becomes difficult when you have a challenge of mobilizing and extremely less resources.

Every step is a challenge; sleeping becomes difficult too, as do simple bodily functions like digesting food.

This is the most difficult and challenging.

At first, this film certainly promises something difficult and challenging.

Particularly when things are very difficult and challenging.