Word · Frequency #3676
fluid
流体；液体
核心释义
fluid
- 1.
任何能流动的物质,易于变形,符合伯努利原理；液体、气体或等离子体
Any substance which can flow with relative ease, tends to assume the shape of its container, and obeys Bernoulli's principle; a liquid, gas or plasma.
- 2.
在室温常压下的流体物质
a substance that is fluid at room temperature and pressure
- 3.
液体(与固体或气体相对)
A liquid (as opposed to a solid or gas).
- 4.
连续非晶态物质,能流动并适应容器形状:液体或气体
continuous amorphous matter that tends to flow and to conform to the outline of its container: a liquid or a gas
任何能流动的物质,易于变形,符合伯努利原理；液体、气体或等离子体；在室温常压下的流体物质；液体(与固体或气体相对)；连续非晶态物质,能流动并适应容器形状:液体或气体；液体
用法In use
Drink plenty of fluids during the hot summer days to stay hydrated.
用法提示：此处 fluid 为名词复数形式，表示液体。
Air is a fluid, so it can flow around objects.
用法提示：此处 fluid 为单数名词，指流体。
Check all the car's fluids before you go on a long trip.
用法提示：此处 fluid 为名词复数，指汽车的各种液体。
fluid (n.) + [verb]
流体作为主语，后接表示流动、泄漏等动词。
The fluid flows slowly.
液体流得缓慢。
[adjective] + fluid (n.)
形容词修饰流体，如 viscous, hydraulic, bodily fluids。
viscous fluid
粘性液体
相关词与表达Connections
搭配Collocations
- body fluid
- 体液
- The doctor analyzed the patient's body fluid.医生分析了病人的体液。
- brake fluid
- 刹车油
- Make sure to check the brake fluid level.确保检查刹车油液位。
- fluid intake
- 液体摄入
- It is important to monitor your fluid intake during exercise.运动期间监控液体摄入很重要。
- fluid balance
- 体液平衡
- Maintaining proper fluid balance is crucial for health.维持适当的体液平衡对健康至关重要。
- spinal fluid
- 脊髓液
学习提示Learner notes
记忆技巧Memory Tip
Fluid 与 flu（流感）发音相近，患者需补充 fluid（液体）。
语境与语域Context & Register
该词作名词时，常用于科学、医学、工程领域，指流动的物质，如液体或气体。语域中性偏正式，日常口语中较少使用，多出现在书面或专业语境中。
发音与拼写Pronunciation & Spelling
Words like 'fluidity' and 'fluidize' share the 'flu-' spelling but differ in pronunciation. 'Fluent', 'fluke', and 'flute' share the 'flu-' sound.
用法优先级Usage priority
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.