词汇网络: root

The stem is the main stalk of a plant, typically growing underground or above ground, from which branches, leaves, or roots grow. It can also refer to the part of a word that remains unchanged when suffixes or prefixes are added.

To divide into two or more parts or to extend into a new area of activity, interest, or study. It is frequently used to describe physical objects like roads and rivers, or abstract concepts like academic disciplines and business expansions.

The foundation is the solid base upon which a building or structure is constructed to support its weight. It is also used metaphorically to describe the fundamental principles, ideas, or base layer upon which something else is built or developed.