waste

• 指不再需要而被丢弃的材料；也用于描述无效或毫无意义的行为或努力。

Describes material that is no longer needed and is discarded; also used to describe an action or effort that is ineffective or useless.

1. Unwanted or unusableA2formal

   Describes material that is no longer needed and is discarded.

   废弃的

   • The waste material was sent to the recycling plant.
   • They disposed of the waste products safely.
   • Waste water must be treated before being released.

   同义词discardedexcessrefusescrapsuperfluousunusedunwanteduseless

   反义词neededusefulvaluable

2. Unproductive or uselessB1informal

   Describes an action or effort that yields no benefit or result.

   徒劳的

   • It was a waste effort trying to convince him.
   • She felt the meeting was a waste of time.
   • All that planning turned out to be waste energy.

   同义词barrenfruitlessfutileidleineffectiveineffectualpointlessunproductiveuselessvain

   反义词beneficialeffectivefruitfulproductiveusefulvaluable

• 指不再需要、无用或不需要的材料、物质或资源，通常被丢弃或剩余下来。也可指浪费、滥用或损耗的行为或实例。

A noun referring to materials, substances, or resources that are no longer needed, useful, or wanted, often discarded or left over.

不可数

1. Unwanted materialsA2formal

   Materials that are no longer needed and are discarded.

   废物

   • The factory disposes of its waste in a special facility.
   • We need to reduce household waste by recycling more.
   • Hazardous waste must be handled with care.

   同义词debrisdrosseffluentgarbagejunklitterrefuserubbishscraptrash

   反义词assetresource

2. Inefficient useA2formal

   An act or instance of using something carelessly or without good reason.

   浪费

   • It's a waste of time to argue with him.
   • Leaving the lights on all night is a waste of electricity.
   • The project was a complete waste of money.

   同义词dissipationextravagancelavishnessmisuseprodigalitysquanderingwastagewastefulness

   反义词conservationeconomyefficiencyhusbandrythrift

3. Waste of potentialB1informal

   A situation where a person's abilities or opportunities are not used properly.

   潜力浪费

   • He's a talented musician, but he's a waste of talent because he never practices.
   • She felt her job was a waste of her skills.
   • Don't be a waste of potential; study hard.

   同义词dissipationmisuseneglectsquanderingwastefulness

   反义词advantageassetbenefitopportunityresource

• 动词，表示不珍惜地、无节制地或没有意义地使用或消耗某物。

A verb used to indicate the act of using or expending something carelessly, extravagantly, or to no purpose.

1. Use inefficientlyA2formal

   To use something carelessly or without good effect, resulting in loss or depletion.

   浪费

   • Don't waste water while brushing your teeth.
   • He wasted his entire afternoon playing video games.
   • The company wasted a lot of money on unnecessary equipment.

   同义词blowdissipatefritterlavishmisspendmisusesquanderthrow away

   反义词conserveeconomizehusbandpreservesave

2. Fail to use an opportunityB1formal

   To fail to take advantage of a chance or opportunity.

   错过

   • She wasted her chance to study abroad.
   • He wasted the opportunity to impress the investors.
   • Don't waste this moment; ask her out now.

   同义词forgofritter awaylosemissneglectpass upsquanderthrow away

   反义词capitalizeexploitgraspseizeutilize

3. Kill or destroy (slang)C1slangamerican

   To kill someone or destroy something, often used in informal or violent contexts.

   杀死或摧毁（俚语）

   • The gangster threatened to waste his rival.
   • In the movie, the hero wasted all the villains.
   • He said he would waste anyone who crossed him.

   同义词bump offdispatchdo ineliminateexterminatekillliquidatemurderneutralizeoffrub outslaytake outterminate

   反义词preserveprotectsave