conserve
gb/kənsˈɚv/ us/kənsˈɚv/
B2
英语
~ 7500
义项
0 个义项
动词
B2
action
1
Use carefully to avoid waste
To use something carefully so that you do not waste it.
用法模式：
to conserve [resource]
常见错误：
Learners often confuse "conserve" with "preserve." Use "conserve" when you talk about using less of something (conserve water, conserve energy). Use "preserve" more for keeping something in good condition or stopping it from changing (preserve food, preserve a building). Another mistake is saying *"conserve to"*; the verb takes a direct object: "conserve water," not "conserve to water."
近义词
save (Very common and slightly broader; used for time, money, and resources in everyday speech.)
|
economize (Stresses reducing spending or use, slightly more formal and often about money.)
反义词
waste (Means to use more than needed or use carelessly, the direct opposite of conserving.)
|
squander (Stronger, often emotional word for wasting something valuable in a foolish way.)
搭配
conserve energy
|conserve water
|conserve electricity
|conserve resources
|conserve fuel
|conserve money
主题
environment
|energy
|daily life
|economics
|daily_life
|core_vocabulary
例句
- We need to conserve water during the dry season.
- You can conserve energy by turning off lights when you leave a room.
- The new windows help the building conserve heat in winter.
- She tries to conserve fuel by driving less.
- Businesses are looking for ways to conserve resources and cut costs.
学习者例句
- Please conserve water when you take a shower.
- Turn off the TV to conserve electricity.
- We should conserve money and not buy things we do not need.
- Good windows help a house conserve heat.
- The city asks people to conserve gas during the crisis.
动词
B2
action
2
Protect from damage or loss
To protect nature, animals, or old things so they do not get hurt or destroyed.
用法模式：
to conserve [environmental or cultural asset]
常见错误：
Learners sometimes use "keep" instead of "conserve" in formal or scientific contexts (e.g. *"keep wildlife"*). In environmental or cultural topics, "conserve" or "protect" is more natural: "conserve wildlife," "protect wildlife." Another confusion is between "conserve" and "reserve"; "reserve" usually means to book or keep something for later use, not to protect it from harm.
近义词
preserve (Very close in meaning; often used for nature, historic sites, and traditions, with slightly more emphasis on keeping the original state unchanged.)
|
protect (More general; focuses on stopping harm but not always on long-term maintenance like "conserve.")
反义词
destroy (Means to damage something so badly that it no longer exists or works, the clear opposite of conserving it.)
|
damage (Means to harm or spoil something, going against the goal of conservation.)
搭配
conserve wildlife
|conserve biodiversity
|conserve habitats
|conserve historic buildings
|conserve forests
|conserve soil
主题
environment
|culture
|science
|nature
|animals
|arts_entertainment
例句
- The government introduced new laws to conserve endangered species.
- Local groups are working to conserve the historic town center.
- These wetlands play a key role in conserving biodiversity.
- We must conserve our forests for future generations.
- Careful restoration is needed to conserve the painting's original colors.
学习者例句
- Many people want to conserve the rainforest.
- The museum tries to conserve very old books.
- Volunteers help conserve wildlife in this national park.
- The city plans to conserve old buildings in the center.
- Planting trees can help conserve natural areas.
动词
technical
C1
action
3
Keep a physical quantity constant
In science, to stay the same in total amount in a system, even when something changes form.
用法模式：
to conserve [physical quantity]
常见错误：
Learners sometimes think "conserve" here means "save" (like saving electricity at home). In physics, "conserve" is not about good behavior; it is about a quantity staying the same total amount in a system. Another mistake is using it actively in odd ways, such as *"we conserve energy in the collision"*; more natural is "energy is conserved in the collision."
近义词
maintain (General word meaning to keep something at the same level; in physics "conserve" is the precise technical term.)
反义词
dissipate (Used especially with energy to mean spreading out and becoming unavailable, the opposite of being conserved within a system.)
搭配
conserve momentum
|conserve energy
|conserve mass
|conserve charge
主题
science
|physics
例句
- In a closed system, total energy is conserved.
- The experiment demonstrates that angular momentum is conserved during the collision.
- According to this law, electric charge is conserved in all interactions.
- Mass is effectively conserved in most chemical reactions at everyday speeds.
- The model assumes that the system conserves momentum along the horizontal axis.
学习者例句
- In this simple model, energy is conserved.
- The teacher says that momentum is conserved in this crash.
- In many reactions, the total mass is conserved.
- This rule says that charge is conserved in the system.
- The graph shows how energy is conserved over time.
名词
C1
entity
4
Jam with whole pieces of fruit
A sweet food, like thick jam, made from whole or large pieces of fruit cooked with sugar.
用法模式：
[fruit] conserve
常见错误：
Learners may not realize that "conserve" as a noun is mainly used in British and some European English, and that "jam" or "preserves" are more common in everyday American English. They also sometimes confuse the noun with the verb and write sentences like *"I conserve on my toast"*; the correct form is "I put conserve on my toast" or "I eat conserve."
近义词
preserve (Very close in meaning; often used in food labels like "strawberry preserves," especially in American English.)
|
jam (More general word; does not always suggest large whole pieces of fruit.)
搭配
orange conserve
|strawberry conserve
|fruit conserve
|homemade conserve
|thick conserve
主题
food
|cooking
|daily life
|food_drink
|daily_life
例句
- She spread a thick layer of raspberry conserve on her toast.
- The bed and breakfast serves homemade orange conserve for breakfast.
- This conserve has large chunks of fruit and a rich flavor.
- He bought a jar of plum conserve from the local market.
- The recipe calls for apricot conserve instead of fresh fruit.
学习者例句
- I like bread with strawberry conserve in the morning.
- She makes her own orange conserve at home.
- We opened a new jar of fruit conserve for dessert.
- He put some cherry conserve on his yogurt.
- This conserve tastes very sweet and fresh.
语法
词典原形
conserve
IPA
GB/kənsˈɚv/
US/kənsˈɚv/
音节与重音
con - serve （2 个音节）
Stress on 2nd syllable (serve)
词形变化
Noun
- Base: conserve
- Plural: conserve, conserves
Verb
- Base: conserve
- 3rd Person Singular: conserves
- Present Participle: conserving
- Past: conserved
词族
Forms
conserves
noun
conserving
verb
conserved
verb
Core family
Related words
conservatively
adverb
Advanced or less common
conservatism
noun B2
conservator
noun
相关表达
conserve energy
1/kənsˈɚv ˈɛnɚd͡ʒi/
fixed phrase
Use less power or fuel
To use electricity or fuel carefully so that you do not use more than you need.
例句
- We turned down the heating to conserve energy.
- The company installed LED lights to conserve energy in the office.
conserve momentum
1/kənsˈɚv moʊmˈɛntəm/
fixed phrase
technical
Keep total momentum constant
In physics, for the total momentum in a system to stay the same, even when objects move or hit each other.
例句
- In this problem, assume that the collision conserves momentum.
- Because no external force acts, the system conserves momentum.
conserve resources
1/kənsˈɚv ɹˈisɔɹsɪz/
fixed phrase
Use materials or money carefully
To use important things like money, materials, or natural goods carefully so they do not run out.
例句
- The program helps small businesses conserve resources and reduce waste.
- We must conserve resources if we want a sustainable future.
conserve water
1/kənsˈɚv wˈɔtɚ/
fixed phrase
Use less water
To use water carefully so that you do not waste it.
例句
- Residents are asked to conserve water during the drought.
- You can conserve water by fixing leaking taps.
conserve wildlife
1/kənsˈɚv wˈaɪldlˌaɪf/
fixed phrase
Protect wild animals and habitats
To protect wild animals and the places where they live so they are not lost.
例句
- The charity works to conserve wildlife across the region.
- National parks play a key role in conserving wildlife.