last frontier

• Фраза, обозначающая самый отдалённый, неизведанный или неосвоенный регион страны или область знаний. Часто используется для описания Аляски в США или метафорически — для освоения космоса и передовых научных исследований.

A phrase referring to the most remote, unexplored, or undeveloped area of a country or field of knowledge. Often used to describe Alaska in the United States, or metaphorically for space exploration or cutting-edge scientific research.

1. Final unexplored areaB2formal

   A region or field that remains largely unexplored or undeveloped, often used metaphorically.

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   • Space is often called the last frontier for human exploration.
   • The deep ocean remains the last frontier on Earth.
   • For many scientists, the human brain is the last frontier of discovery.