B2 noun 中性

buoyancy

/ˈbɔɪənsi/

Buoyancy is the ability of an object to float in water or air, or the upward force exerted by a fluid that opposes the weight of an immersed object. Figuratively, it refers to a person's ability to remain cheerful and resilient, or the strength and upward trend of an economy or market.

例句

3 / 5
1

The salt water increased the buoyancy of the swimmers, making it easier for them to stay afloat.

The salt water increased the buoyancy of the swimmers, making it easier for them to stay afloat.

2

The recent data indicates a surprising buoyancy in consumer spending despite the inflation.

The recent data indicates a surprising buoyancy in consumer spending despite the inflation.

3

Her natural buoyancy helped her get through the most difficult periods of her life with a smile.

Her natural buoyancy helped her get through the most difficult periods of her life with a smile.

词族

名词
buoyancy
Verb
buoy
副词
buoyantly
形容词
buoyant
相关
buoy
💡

记忆技巧

Think of a 'buoy' in the ocean. No matter how many waves hit it or try to push it down, it always pops back up to the surface.

快速测验

The unexpected ______ of the housing market surprised many experts who expected a recession.

正确!

正确答案是: buoyancy

例句

1

The salt water increased the buoyancy of the swimmers, making it easier for them to stay afloat.

everyday

The salt water increased the buoyancy of the swimmers, making it easier for them to stay afloat.

2

The recent data indicates a surprising buoyancy in consumer spending despite the inflation.

business

The recent data indicates a surprising buoyancy in consumer spending despite the inflation.

3

Her natural buoyancy helped her get through the most difficult periods of her life with a smile.

informal

Her natural buoyancy helped her get through the most difficult periods of her life with a smile.

4

Archimedes' principle explains the physical laws governing buoyancy and displacement.

academic

Archimedes' principle explains the physical laws governing buoyancy and displacement.

5

The committee noted the buoyancy of the labor market in their official annual report.

formal

The committee noted the buoyancy of the labor market in their official annual report.

词族

名词
buoyancy
Verb
buoy
副词
buoyantly
形容词
buoyant
相关
buoy

常见搭配

economic buoyancy economic buoyancy
lose buoyancy lose buoyancy
natural buoyancy natural buoyancy
neutral buoyancy neutral buoyancy
buoyancy aid buoyancy aid

常用短语

a sense of buoyancy

a sense of buoyancy

market buoyancy

market buoyancy

buoyancy control

buoyancy control

容易混淆的词

buoyancy vs density

Density is a measurement of mass per unit volume, whereas buoyancy is the upward force that results from density differences.

📝

使用说明

Use 'buoyancy' when discussing physics (floating), psychology (emotional resilience), or finance (market strength). It almost always implies a positive or upward state.

⚠️

常见错误

Learners often struggle with the spelling, specifically the 'u' after the 'b'. In metaphorical use, don't confuse it with 'happiness'; it specifically implies the ability to bounce back.

💡

记忆技巧

Think of a 'buoy' in the ocean. No matter how many waves hit it or try to push it down, it always pops back up to the surface.

📖

词源

From the Spanish 'boyar', meaning to float, which is related to 'buoy'.

语法模式

Uncountable noun Can be followed by the preposition 'of' Often used as a subject in scientific contexts

快速测验

The unexpected ______ of the housing market surprised many experts who expected a recession.

正确!

正确答案是: buoyancy

相关词

bristling

B2

To bristle means to have hair or fur stand up away from the skin, typically due to fear or anger. Figuratively, it describes being covered with or full of something, or showing sharp annoyance or defensiveness.

broad

B2

Describes something that is physically wide or has a large distance from side to side. In abstract or academic contexts, it refers to a scope, range, or category that is comprehensive and covers a wide variety of topics or ideas.

broadcaster

B2

A broadcaster is a person or an organization that transmits programs or information via radio or television. It can refer to a large corporation that owns media channels or the individual presenter who speaks on air.

broadminded

B2

Describes someone who is willing to accept or tolerate beliefs, behaviors, or lifestyles that differ from their own. It implies a lack of prejudice and a receptiveness to new ideas or unconventional opinions.

broadside

B2

To broadside means to hit or collide with the side of something, most commonly a vehicle. Metaphorically, it refers to launching a sudden, forceful, and often public verbal or written attack against someone or something.

brogue

B2

To speak with a strong regional accent, typically an Irish or Scottish one, or to fit a person or shoe with traditional heavy leather decorative patterns. As a verb, it describes the act of imbuing speech with a melodic lilt or wearing sturdy, perforated footwear.

broke

B2

To be without money; experiencing a complete lack of funds, often used to describe a temporary state before one receives a paycheck or more money. In a broader context, it can describe a business that has become insolvent or bankrupt.

bromine

B2

Bromine is a chemical element that appears as a dark reddish-brown liquid at room temperature and is part of the halogen group. It is known for its pungent odor and is primarily used in industrial chemicals, flame retardants, and as a disinfectant in swimming pools and spas.

bronchitis

B2

Bronchitis is an inflammation of the lining of the bronchial tubes, which carry air to and from your lungs. People who have bronchitis often cough up thickened mucus, which can be discolored, and experience difficulty breathing.

brooch

B2

A brooch is a decorative piece of jewelry that is designed to be attached to a person's clothing. It features a pin on the back to fasten it securely to a garment, often serving as both an ornament and a functional clasp.

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