不可或缺

The quality of being authoritative or having the power to influence others because of recognized expertise or position.

To quote or refer to someone else's words or a passage from a text to support an argument.

To examine something in detail in order to understand it better or explain it. It involves breaking a complex topic into smaller parts to gain a better perspective.

To carry out a systematic investigation into a subject to establish facts or reach new conclusions. It can also mean to study or consider something carefully.

A particular attitude or way of considering a matter; an opinion or standpoint.

To have an effect on the character, development, or behavior of someone or something, or the effect itself.

A general direction in which something is developing or changing.

To find an answer to, explanation for, or means of effectively dealing with a problem, difficulty, or dispute.

The available body of facts or information indicating whether a belief or proposition is true or valid.

A judgment or decision reached by reasoning; the end or finish of an event or process.