词汇网络: selection

by selection; in a selective manner

Characterized by the use of careful choice and high standards when picking from a range of options. It describes a process, person, or system that is intentionally exclusionary to ensure only the most suitable items or individuals are chosen.

a natural process resulting in the evolution of organisms best adapted to the environment

A person or thing that has been specially chosen from a larger group, or a specific grade of high-quality commodity. In an academic or specialized context, it refers to an elite group or a specific classification of goods.