fluid

n.液体; 流体; 液
adj.流畅优美的; 易变的; 不稳定的; 流动的; 流体的

复数：fluids

牛津词典

noun

液体；流体；液a liquid; a substance that can flow

body fluids (= for example, blood) 体液（如血液）

The doctor told him to drink plenty of fluids.医生要他多喝流质。

cleaning fluid清洗液

adj.

流畅优美的smooth and elegant

a loose, fluid style of dancing灵活流畅优美的跳舞风格

fluid guitar playing流畅优美的吉他演奏

the fluid lines of the drawing图画的流畅线条

易变的；不稳定的likely to change; not fixed

a fluid political situation不稳定的政治局势

流动的；流体的that can flow freely, as gases and liquids do

a fluid consistency流体黏稠度

柯林斯词典

N-MASS 液体;流质A fluid is a liquid.The blood vessels may leak fluid, which distorts vision...血管可能会渗漏，造成视力模糊。

Make sure that you drink plenty of fluids.务必保证足够的水分摄入。

...fluid retention.体液潴留

ADJ-GRADED (动作、线条或设计)流畅优美的，优雅自然的Fluid movements or lines or designs are smooth and graceful.The forehand stroke should be fluid and well balanced.正手击球应该保证动作流畅和平稳。

...long, fluid dresses.线条优雅流畅的长裙

ADJ-GRADED 不稳定的;不确定的A situation that is fluid is unstable and is likely to change often.The situation is extremely fluid and it can be changing from day to day.情况极不稳定，每天都有可能变化。

双语例句

Air will compress but the brake fluid won't. 空气会压缩，但是刹车油不会。

The fluid can be drawn off with a syringe 可用注射器将液体汲出。

The victims 'lungs fill quickly with fluid 受害者的肺里很快充满了积液。

The blood vessels may leak fluid, which distorts vision 血管可能会渗漏，造成视力模糊。

Make sure that you drink plenty of fluids. 务必保证足够的水分摄入。

The forehand stroke should be fluid and well balanced. 正手击球应该保证动作流畅和平稳。

The situation is extremely fluid and it can be changing from day to day. 情况极不稳定，每天都有可能变化。

Atoms within the fluid interact with the minerals that form the grains. 液体中的原子与形成颗粒的矿物质相互作用。

During fever a large quantity of fluid is lost in perspiration. 发烧时，大量水分会通过排汗而丧失。

The fluid that emerges from the vents is acidic ( pH 3) and hot. 从那些出口出来的液体呈酸性（pH值为3），且是热的。

Although the fluid presents no symptoms to the patient, its presence can be detected by a test. 虽然这种液体不会使患者出现任何症状，但是它可以通过测试检测出来。

Conclusion amniotic fluid culture for prenatal diagnosis is very safe and reliable. 结论羊水细胞培养进行产前诊断是十分安全而可靠的。

Amniotic fluid embolization can have the same outcome as a large saddle pulmonary embolus. 羊水栓塞可产生类似于大鞍状血栓引起的肺动脉栓塞的后果。

The weather is fluid in summer. 夏天天气多变。

When a body is immersed in a fluid, it apparently loses weight. 身体浸入水中，就会明显减轻重量。

Amniocentesis is the removal of fluid from the amniotic sac. 羊膜穿刺术是从羊膜囊抽取羊水的技术。

The layer will finally disappear when the slope of the geotherm is too low to produce interstitial fluid at any depth. 当地热斜率太低，以至任何深度上都不能产生空隙流体时，低速层将最后消失。

Thus we can better understand the deformation of chert in a highly fluid form. 这样我们就能更好地理解燧石在高度流体状态时的变形情况。

Cytoplasm and the extracellular fluid that surrounds cells contain significant amounts of dissolved electrolytes. 细胞质和围绕着细胞的细胞外液体含有大量溶解的电解质。

If you become too dehydrated, it can affect amniotic fluid and blood flow to the baby. 如果你严重脱水，可能会影响胎儿的羊水和血流。

This study shows that electrorheological fluids has viscoelastic characteristics with applied electric fluid. 研究表明，电流变液在外加电场作用下具有粘弹材料的特征。

Air is a fluid but it is not a liquid. 空气是流体，但不是液体。

The tissue space is filled with tissue fluid. 组织间隙充满了组织液。

Deionized water and tap water with different ion concentration and electrical conductivity were used as the working fluid. 所采用的极性流体是具有不同离子浓度和导电率的去离子水和自来水。

The fluid viscous damper is applied widely in civil engineering with the development of the science and technology. 随着科学技术的发展，液体粘滞阻尼器在工程抗震、梁抗风等土木工程领域中的应用越来越广泛。

Drilling fluid systems suitable for different formations were optimized. 优选了适宜不同地层的钻井液体系；

The influence of pore fluid on rock elastic properties at low saturation is analyzed. 分析了低饱和度时流体对岩石弹性性质的影响。

This provides a reference for three-dimensional lubrication analysis of dynamic bearing lubrication fluid. 这为动压滑动轴承的润滑流体的三维润滑分析方法提供了借鉴。

Performance evaluation of the acidizing fluid system is done. 并对酸液体系作了性能评价。

This pump impeller blades can be adjusted automatically to adapt to speed, fluid viscosity and pressure. 这种泵的叶轮叶片可以自动调节来适应转速、流体粘度和不同压力。

同义词辨析

liquidfluid【导航词义：液体，流体】

liquid n. 液体，液态物

〔辨析〕普通用词，指水、牛奶、油等液态物体。

〔例证〕Water is liquid, so is milk.水是液体，牛奶也是液体。If you add too much liquid, the mixture will not be thick enough.如果加入的液体太多，混合液的浓度就不够。

fluid n. 液（体），流体

〔辨析〕指流动的或具有流动性的物体，可以是液态的，也可以是气态的。

〔例证〕the brake/cutting/seminal fluid制动液/切削液/精液Air whether in the gaseous or liquid state is a fluid.空气，无论是气态的还是液态的，都是一种流体。

英英释义

noun

continuous amorphous matter that tends to flow and to conform to the outline of its container: a liquid or a gas

a substance that is fluid at room temperature and pressure

adj

subject to change

a fluid situation fraught with uncertainty

everything was unstable following the coup

Synonym:unstable

affording change (especially in social status)

Britain is not a truly fluid society

upwardly mobile

Synonym:mobile

in cash or easily convertible to cash

liquid (or fluid) assets

Synonym:liquid

smooth and unconstrained in movement

a long, smooth stride

the fluid motion of a cat

the liquid grace of a ballerina

Synonym:fluentliquidsmooth

characteristic of a fluid

Synonym:runny