断定

A part or aspect of something abstract, especially one that is essential or characteristic. It can also refer to a chemical element in scientific contexts.

A fundamental truth or proposition that serves as the foundation for a system of belief or behavior or for a chain of reasoning.

A part or element of a larger whole, especially in a mixture or a compound. It is frequently used when discussing ingredients in food or chemical compositions.

A particular aspect or level of a situation or problem. It is often used to break down complex issues into smaller, manageable parts for analysis.

The center of interest or activity; the point at which lines or pathways converge. In academic discussion, it refers to the main topic or concentration of a debate.

A standard or rule that guides behavior or practice; to make something conform to a standard. It is essential for discussions on ethics, language, and social behavior.

Thorough, profound, or in-depth; usually describing an analysis, understanding, or explanation that covers all aspects clearly.

To gather items, information, or data from various sources into one place. It is a fundamental step in conducting research or organizing materials.

As a preposition: based on or according to. As a noun: the basis or grounds for something.

To gather or collect data, information, or physical samples systematically for research or analysis.