connection or relationship between people or things; social or personal ties

A whole composed of parts that work together to perform a function or achieve a goal; a series or group of related things forming a complex whole.

To get in touch with someone; to communicate or establish contact.

it is not important; it is okay; there is no harm or difficulty

a complex whole or organized structure consisting of interrelated parts, concepts, or ideas; setup

a series; a set; a group of related or similar things organized together

a series of; a string of; many related things that follow one after another

The constant number or function that multiplies a variable in a mathematical expression

computer software that manages hardware resources and provides services for computer programs; also known as [[作业系统|作業系統|zuo4 ye4 xi4 tong3]]

to affect; to involve; to have to do with

massive system of billions of stars, interstellar gas, and dust held together by gravity

A person who acts as a representative for an organization or another individual to communicate and coordinate with outside parties.

A system involving computers, software, hardware, and telecommunications used to manage data

sexual relations; sexual contact; sexual intercourse

human relations; the connections or interactions between people

to be connected with; to be related to or have an effect on something; to be involved in a matter

The multi-disciplinary approach of designing and managing complex systems over their life cycles, using scientific organization to achieve optimal efficiency.

the network of nerve cells and fibers that transmits nerve impulses between parts of the body; it includes the central nervous system and the peripheral nervous system

A natural system formed by the interactions between living organisms and their non-living environment

characterized by a systematic nature; methodical; organized

vital interests or concerns regarding gains and losses; the relationship between benefits and harms in a situation

to maintain and hold something together to prevent it from breaking or fading; to keep up a connection or relationship

The entire network of a main river, its branches, and connected lakes or wetlands; drainage system

The social and economic relations that people form during the process of producing, distributing, exchanging, and consuming material goods.

the solar system; the celestial system consisting of the sun and the planets, satellites, and other bodies that orbit it

the massive star system containing the solar system, which consists of billions of stars, nebulae, and star clusters and serves as a basic unit of the universe

a smaller system that is part of a larger system while remaining relatively independent

monitoring and control system; surveillance system typically comprising front-end cameras or sensors, transmission equipment, and back-end control displays

Connection to a matter involving responsibility, consequences, or legal implication; involvement in a dispute

causality; causation; the relationship between cause and effect

the entire network of roots of a single plant; includes types such as taproots or fibrous roots

(anatomy) a small fold or ridge of tissue that supports or checks the motion of the part to which it is attached

a group within a larger party, organization, or academic school; one's affiliation with such a group

one's directly related family members, such as parents, children, or a spouse; next of kin

to organize items or ideas into an orderly and logical whole; the process of making something systematic

The relationship between an organization or individual and the public, often involving planned activities to gain social recognition and support

digestive system; gastrointestinal tract; the organs and glands in humans or animals that process food and absorb nutrients

a line of descent from a common ancestor; family tree or genealogy

In biology, a group of individuals originating from a common ancestor with consistent traits and characteristics.

the ratio of the maximum load an engineering structure or machine can handle to the actual or design load

To have sexual relations or have an affair with someone.

the physics department of a university or college

to make something into a series or set according to specific standards or requirements; serialization

The academic department within a university dedicated to the study of philosophy.

A network of social or interpersonal connections, often used to describe a web of people with whom one has dealings based on mutual favors.

head or chairman of a department in a college or university

direct line of descent within a family; the main branch of a lineage

software designed to provide a platform for other software such as operating systems and utilities