유효하다

To make or manufacture goods, components, or results, often on a large scale or through a specific process.

The quality of being efficient in terms of cost or use of resources; economic feasibility.

An area or arena in which commercial dealings are conducted. In IELTS, it often refers to global trade or economic environments.

The history of one's professional work or career experience. Often discussed in IELTS topics related to employment and the job market.

The act of reducing something to the smallest possible amount, degree, or intensity.

Work, especially hard physical work. In an academic sense, it refers to the labor force, labor rights, and human effort in production.

A long-established custom or practice that has become standard in a particular society, field, or organization.

The outcome of an endeavor, considering both success and failure.

To take full and exclusive charge of a specific task or responsibility.

To attract or invite investment, events, or customers to a specific place or organization.