| 单词 | equilibrium |
| 释义 | equilibrium (once / 1397 pages) 1n 2n 3n Equilibrium is a state of balance. If you play sports so much that you don't have time for your studies, you need to study more and play less, until sports and studying reach a point of equilibrium. Or become a professional athlete. The word equilibrium is commonly used to refer to mental or emotional balance, and a near synonym in this sense is composure. In chemistry, equilibrium is the condition existing when a chemical reaction and its reverse reaction occur at equal rates. This noun is from Latin aequilībrium, from the prefix aequi- "equal" plus lībra "a balance, scale." WORD FAMILYequilibrium: disequilibrium, equilibria, equilibrise, equilibriums, equilibrize+/disequilibrium: disequilibriums USAGE EXAMPLESYet they press against the surrounding black, holding the surface in a vibrating equilibrium. New York Times(Dec 29, 2016) Eventually equilibrium was reached, and someday we will reach equilibrium, too. Washington Post(Dec 20, 2016) It asked about some of the assumptions programmed into such models, including the agency’s view of the correct “equilibrium climate sensitivity.” Washington Post(Dec 20, 2016) 1 1n a stable situation in which forces cancel one another Ant|Hypo|Hyper disequilibrium loss of equilibrium attributable to an unstable situation in which some forces outweigh others balance a state of equilibrium balance of poweran equilibrium of power between nations dynamic balance(aeronautics) the state of equilibrium in which centrifugal forces due to a rotating mass (e.g., a propeller) do not produce force in the shaft and so vibration is reduced homeostasis(physiology) metabolic equilibrium actively maintained by several complex biological mechanisms that operate via the autonomic nervous system to offset disrupting changes isostasy(geology) a general equilibrium of the forces tending to elevate or depress the earth's crust Nash equilibrium(game theory) a stable state of a system that involves several interacting participants in which no participant can gain by a change of strategy as long as all the other participants remain unchanged poisea state of being balanced in a stable equilibrium thermal equilibriuma state in which all parts of a system are at the same temperature tensiona balance between and interplay of opposing elements or tendencies (especially in art or literature) electrolyte balancean equilibrium between the amounts of electrolytes (as calcium and sodium and potassium) that is essential for normal health and functioning nitrogen balancethe balance between the amount of nitrogen taken in (to the soil or the body) and the amount given off (lost or excreted) situation, state of affairs the general state of things; the combination of circumstances at a given time 2n equality of distribution 2Syn|Hypo|Hyper balance, counterbalance, equipoise conformation a symmetrical arrangement of the parts of a thing proportion, symmetrybalance among the parts of something construction, structure a thing constructed; a complex entity constructed of many parts n a sensory system located in structures of the inner ear that registers the orientation of the head 3Syn|Hyper labyrinthine sense, sense of balance, sense of equilibrium, vestibular sense proprioception the ability to sense the position and location and orientation and movement of the body and its parts n when a chemical reaction and its reverse proceed at equal rates Syn|Hypo|Hyper chemical equilibrium acid-base balance, acid-base equilibrium (physiology) the normal equilibrium between acids and alkalis in the body chemical reaction, reaction (chemistry) a process in which one or more substances are changed into others |
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