Sentence examples for challenging progresses from inspiring English sources

In this Review, we will focus on the most recent and challenging progresses in the field that highlights the precision and flexibility of aptamer-based chimeras paving the way to the development of safe and effective carriers for cancer gene therapeutics.

BBC bosses lacked the technical knowledge "to challenge progress on DMI from a technology perspective" - knowledge "which could have provided a broader, more robust oversight".

True, Southgate does start speeding up the kicks as the challenge progresses, but unless you're simultaneously taking a call from accounts or re-arranging your pen holder, this should present no real difficulty.

The design of the contest demands speedy predictions early on contestants have to send their first estimates on 1 September—but then rewards teams for improving their accuracy as the challenge progresses.

These are not new objectives but they have been challenging to progress when the major concern of many councils has been with rationing scarce public resources.

Peripheral nerve repair across long gaps remains clinically challenging despite progress made with autograft transplantation.

Learning to play an instrument is challenging; the progress in the early stages is slow, and the exercises that help you learn are boring and tedious.

Supreme Leader Ayatollah Ali Khamenei spoke out on the protests for the first time Tuesday, blaming the regime's international "enemies" for challenging the "progress of the Iranian nation".

But for all the threats, risks and challenges, progress has been made over the past 15 years.

Despite these challenges, progressing material efficiency would require different business models that reach out and integrate the whole supply chain.

According to DARPA [13], teams expanded their sources of information as the challenge progressed, e.g. purchased information from other teams or obtained from Twitter's posts.