Meanings of crucial transition in English

We must make sure young people have good permanent placements through their time in care and properly resource the crucial transition years.

But the move from the cosy provincialism of Linz to the political and social melting-pot of Vienna nevertheless marked a crucial transition.

How could scientists make that crucial transition between simply visualizing cancer and knowing its malignant potential, its vulnerabilities, its patterns of spread-itsfuture?

She felt a vague sense of her own destiny as a pivotal nexus of many strands linking past, present, and future through a crucial transition.

Crucial transitions in cancer-including tumor initiation, local expansion, metastasis, and therapeutic resistance-involve complex interactions between cells within the dynamic tumor ecosystem.