a circle, loop, or repeating sequence of events; circulation

to follow; to abide by; to adhere to or comply with laws, rules, or principles

A situation where several negative factors interact as cause and effect, leading to a continuous decline or worsening of conditions; a downward spiral.

The circulation of blood through the smallest vessels, such as the capillaries.

(idiom) to follow in sequence and make steady progress incrementally; to move forward in an orderly way

to follow established rules and customs; to behave in a conventional way or toe the line; sometimes used to describe being inflexible or lacking in creativity

to have rules, regulations, or protocols available to follow and abide by

A sports tournament where contestants take turns playing against every other contestant in their group, with the winner determined by the total points or wins accumulated.

The movement of blood through the body's cardiovascular system; also written as [[血液循环|血液循環|xue4 ye4 xun2 huan2]]

the organ system in humans and vertebrate animals, consisting of the heart, blood vessels, and lymph, that transports nutrients and oxygen throughout the body

The general circulation of blood through the body, moving from the left ventricle through the arteries to all parts of the body and returning to the right atrium through the veins; also called [[体循环|體循環|ti3 xun2 huan2]].

To move or run in circles; to go round and round in a recurring cycle.

to continue in the same old rut; to be stuck in old habits without seeking reform or change

to guide patiently and systematically; to be good at leading and teaching others step by step

To continue using established patterns or old habits without change; to carry on just as before.

The continuous movement of water between the oceans, atmosphere, and land, involving processes like evaporation and precipitation; also called [[水文循环|水文循环|shui3 wen2 xun2 huan2]]

The part of the circulatory system that carries oxygenated blood from the left ventricle through the body to provide nutrients and remove waste, returning it to the right atrium; also called [[大循环|大循環|da4 xun2 huan2]].

The path of blood flow from the right ventricle of the heart to the lungs and back to the left atrium; also known as [[小循环|小循環|xiao3 xun2 huan2]].

to follow and abide by; to comply with a set of rules or traditions

in the proper order or sequence; to follow a correct sequence step-by-step

to follow established practice or precedent; according to custom

recurring in a cycle or circle; circulatory; recursive

(1763–1820) A prominent Qing Dynasty scholar from Yangzhou, Jiangsu, who made major contributions to Confucian classics, mathematics, and drama theory; author of the [[孟子正义|孟子正義|meng4 zi3 zheng4 yi4]]

The process through which carbon is exchanged between the atmosphere, oceans, soil, and living organisms; primarily involving the conversion of [[二氧化碳|二氧化碳|er4 yang3 hua4 tan4]] into organic compounds by plants and its return to the air through respiration and decomposition.

a logical fallacy in which the reasoner begins with what they are trying to end with; begging the question

To follow or act in accordance with common sense or logic; to be reasonable.

Follow the old ways and just get by without making any effort to improve; perfunctory and unimaginative in handling things.

The path of blood from the heart to the lungs and back to the heart; also called [[肺循环|肺循環|fei4 xun2 huan2]]

A decimal fraction in which a figure or group of figures is repeated indefinitely; includes both pure repeating decimals (repeating from the first decimal place) and mixed repeating decimals.

to obey the law and follow the rules; to be conscientious in discharging one's official duties

To evaluate things or people based on their actual performance or reality rather than their title or reputation; to ensure that the reality corresponds to the name or claim.

to follow outdated habits or old conventions until a task or opportunity is ruined

a specialized microbody or organelle in plants and fungi that contains enzymes for the glyoxylate cycle

to recycle; to recirculate; recycling; recirculation

the circulation of blood in the blood vessels of the heart muscle

a sports tournament format where each contestant meets all other contestants once

A competition format where each participant or team plays every other participant exactly once

The law of heaven where good is rewarded and evil is punished in a continuous cycle; justice will be served in the end.

The natural law of cause and effect or cosmic justice; the idea that good and evil actions will eventually meet with their deserved reward or punishment.

to follow established customs and traditions

To abide by one's duties; to follow the rules and stay within the bounds of one's station in life.

an official who follows the law and acts according to principles; a law-abiding and honest administrator

usual; ordinary; common; according to established routine

to twist or violate the law out of personal favoritism or to help someone close

to move forward in sequence or in the proper order

to recycle; to use in a cycle, as in reusing materials or objects that have already been used

to reuse materials or products through a circular process

A model of economic development based on the continuous reuse and recycling of materials; specifically aimed at resource efficiency and environmental sustainability.

The recurring section of a rational number written as a decimal.