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单词 particulate
释义
particulate
noun[Cusually plural]
environmentspecialized
uk
/pɑːˈtɪk.jə.lət/us
/pɑːrˈtɪk.jə.lət/
anextremelysmallpieceofdirt,especiallyoneproducedbyroadvehicles, thatcausespollution:
（尤指汽车发动机排出的引起严重污染的）微粒，颗粒
Biodieselproducesup to 50percentfewer particulates.
Studies havelinkedexposureto particulates inairpollutionwithincreasedriskforheartdisease.
More examples
  • Masks areavailabletofilterout thedangerousparticulates in theair.
  • Mostfineparticulatesresultfromhumanactivity, usually fromburningoil,coal,dieselorwood.
  • Boilers often have veryshortchimneys, whichlimitsthedispersionof thesmokeanditsparticulates.
SMART Vocabulary: related words and phrases
Environmental issues
  • agroecology
  • air pollution
  • anti-conservation
  • anti-conservationist
  • anti-consumer
  • biodegradable
  • carbon neutral
  • environmentally
  • feed-in tariff
  • food insecure
  • food insecurity
  • food secure
  • noise pollution
  • nuclear winter
  • populate
  • sustainability
  • sustainably
  • tidal power
  • tree hugger
  • ULEZ
See more results »
particulate
adjective
environmentspecialized
uk
/pəˈtɪ.kjuː.lət/us
/pəˈtɪ.kjuː.lət/
consisting ofsmallpiecesofdirt,especiallyonesproducedbyroadvehicles, thatcausepollution:
healthrisksposedby particulatematter
Particulatepollutionisunhealthyat thelevelsrecordedlastsummer.
More examples
  • Fine particulatematterand ground-levelozonelevelshaveshownnoappreciabledecrease.
  • Natural-gasgeneratorshavelowerparticulateemissions.
  • Thefrictioncreatesmicroscopicparticulatedebris.
SMART Vocabulary: related words and phrases
Environmental issues
  • agroecology
  • air pollution
  • anti-conservation
  • anti-conservationist
  • anti-consumer
  • biodegradable
  • carbon neutral
  • environmentally
  • feed-in tariff
  • food insecure
  • food insecurity
  • food secure
  • noise pollution
  • nuclear winter
  • populate
  • sustainability
  • sustainably
  • tidal power
  • tree hugger
  • ULEZ
See more results »
(Definition ofparticulatefrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)
particulate
noun[Cusually plural]
environmentspecialized
uk
/pɑːˈtɪk.jə.lət/us
/pɑːrˈtɪk.jə.lət/
anextremelysmallpieceofdirt,especiallyoneproducedbyroadvehicles, thatcausespollution
（尤指汽车发动机排出的引起严重污染的）微粒，颗粒

particulate| American Dictionary

particulate
adjective[not gradable]
us
/pərˈtɪk·jə·lɪt,pɑr-/
science
relatingto or consisting of verysmallpiecesof asubstance
(Definition ofparticulatefrom theCambridge Academic Content Dictionary© Cambridge University Press)

Examplesofparticulate

particulate
Both papers report on the immediate leakage ofparticulatematter, which is evidence for ruptures in the cell walls.
From theCambridge English Corpus
Let us now consider a dusty plasma whose constituents are electrons, ions and negatively charged micrometre-sized heavy dust particulates.
From theCambridge English Corpus
Note thatparticulateemissions from the chemical plant are significantly higher than emissions from the iron foundry.
From theCambridge English Corpus
The smaller amylopectin granules have a more irregular surface andparticulateinternal content.
From theCambridge English Corpus
These existing boilers are old and hence require the burning of huge quantities of coal, which in turn leads to very highparticulateemissions.
From theCambridge English Corpus
Second, emissions are converted to an average rate of air concentration of particulates, using a simple dispersion model.
From theCambridge English Corpus
It is this portion of the apparatus that enables us to control the state of theparticulatematerial as it enters the chute.
From theCambridge English Corpus
Laboratory-based mineralogical investigations involved examination of thin- andparticulatesections for the heavy mineral contents and sedimentary textures.
From theCambridge English Corpus
First, it is assumed that the mortality effects of suspended particulates are confined to the municipality in which they are emitted.
From theCambridge English Corpus
This variable provides a measure of the averageparticulateconcentration in the air (airborne dust) of each country's cities.
From theCambridge English Corpus
They contribute 16 per cent of allparticulatematter pollution, and 43 per cent of all sulfur dioxide.
From theCambridge English Corpus
This burning of high-ash coal produces large amounts ofparticulatematter.
From theCambridge English Corpus
In 1983, the environmental standards were set for other major pollutants: carbon monoxide, nitrogen dioxide, fine particulates, and ozone.
From theCambridge English Corpus
We recognize that the presence of theparticulatephase manifests itself as a source term, which indicates the local production or destruction (cancellation) of vorticity.
From theCambridge English Corpus
It suggests that their role in the release of nutrients from particulates may be essential for epiphytic bromeliad growth.
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.

Collocationswithparticulate

particulate

These are words often used in combination withparticulate.

Click on a collocation to see more examples of it.

airborne particulate
As a result, levoglucosan is often used as a chemical tracer for biomass burning in atmospheric chemistry studies, particularly with respect toairborneparticulatematter.
From
Wikipedia
Creatives commons iconThis example is from Wikipedia and may be reused under a CC BY-SA license.
fine particulate
The rest is dispersed with the waste gases as veryfineparticulatematter.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
particulate matter
Both papers report on the immediate leakage ofparticulatematter, which is evidence for ruptures in the cell walls.
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
#https://dictionary.cambridge.org//dictionary/english/particulate##
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更新时间：2024/12/28 0:10:12