Sentence examples for troubling challenge from inspiring English sources

Whatever their motivation, the protests present a troubling challenge for the Communist Party.

This is the most troubling challenge of the transition: I'm terribly disappointed that my passion for research hasn't returned.

Merrill noted other troubling agricultural challenges that her state has experienced in recent years due to changing weather patterns and increasing water scarcity.

However, they ignore the inaccuracies of predicting those who inevitably will die, and pose troubling clinical challenges and a risk of abuse.

Rhodes and Randy Bass, in 1985, had similar trouble challenging Oh's record.

She admits they're having trouble challenging the blissful picture presented by the pro-independence movement.

McLean and Fall remind us that, even in science, alternative hypotheses have trouble challenging dogma (8 ).

I learn about the things that are troubling them or challenging them, or questions they might have.

Since the ethical principle of respect for patient autonomy, on which the doctrine of informed consent is based, has become a central and foundational principle in modern Western health care, the implication of this challenge is troubling.

Such delays, escalating costs and daunting technical challenges "raise troubling questions as to whether this project can be constructed and operated successfully," the audit warns.

But for computers, there are many challenges still troubling researchers.