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单词 polyester
释义
polyester
noun
uk
/ˌpɒl.iˈes.tər/us
/ˌpɑː.liˈes.tɚ/

polyesternoun(MATERIAL)

[UorC]
anartificialmaterialthat is akindofplastic, often used for makingclothes,bags,tents, etc.:
Thebackpackis made ofhard-wearingpolyester.
a polyestershirt涤纶衬衫
Rugs from themoderneraalso make use ofmodernfabricssuch as polyesters and brightly-coloured cottons.
More examples
  • Mostfootballstripsare made from polyester.
  • Wearing agarmentmade ofmainlypolyester orviscosewill make youhotunder thecollar.
  • Today polyesterfleeceis theuniformofhikers,climbers, andbackpackers.
SMART Vocabulary: related words and phrases
Textiles made from man-made fibres
  • acetate
  • borg
  • Crimplene
  • Dacron
  • faille
  • fleece
  • fun fur
  • lame
  • Lycra
  • memory foam
  • microfibre
  • Minky
  • neoprene
  • PUL
  • rayon
  • sharkskin
  • sherpa
  • smart fibre
  • velour
  • viscose
See more results »

polyesternoun(TYPE OF POLYMER)

[C]chemistryspecialized
apolymer(= achemicalsubstanceconsisting oflargemoleculesmade from manysmallerandsimplermolecules)in which thepolymerunitsarejoinedbyesters(=substancesproducedby areactionbetween anacidand analcohol):
Polyesters are anothertypeofcondensationpolymer.
Polyesters can be made byreactingdicarboxylicacidswith diols.
More examples
  • Polyesters arepolymerswhose monomers arebondedto each otherviathe esterlink,COO.
  • A polyester called PBAT iswidelyused inagriculture.
  • As in other polyesters, themultiplerepeatingunitsthat make up thelong, chainlike polyarylatemoleculesarelinkedtogether by estergroups.
SMART Vocabulary: related words and phrases
Chemistry: types of chemical
  • acid salt
  • aerogel
  • alkali metal
  • alkaline
  • alkalinity
  • carbohydrate
  • dioxide
  • dioxin
  • inorganic
  • lectin
  • melamine
  • methyl orange
  • monomer
  • nitrogenous
  • pectin
  • propellant
  • reactant
  • saline
  • soluble
  • sulphide
See more results »
(Definition ofpolyesterfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)
polyester
noun[U]
uk
/ˌpɒl.iˈes.tər/us
/ˌpɑː.liˈes.tɚ/
atypeofartificialcloth
涤纶
a polyestershirt涤纶衬衫

polyester| American Dictionary

polyester
noun[U]
us
/ˌpɑl·iˈes·tər/
aclothmade fromartificialsubstances:
polyesterpants
(Definition ofpolyesterfrom theCambridge Academic Content Dictionary© Cambridge University Press)

Examplesofpolyester

polyester
Thin fragments of thepolyesterinsulation are visible around the expanding wire.
From theCambridge English Corpus
Polyesterpatches were sewn in both discs to increase thrombogenicity.
From theCambridge English Corpus
At the funnel base a smallpolyestermesh bag was attached to collect the fruits and seeds.
From theCambridge English Corpus
Carding transforms the raw material, such as cotton, wool orpolyester, into a smooth coherent web disentangling, ordering and eliminating unwanted materials.
From theCambridge English Corpus
Each prototype bluepolyesterhad a matching blackpolyester.
From theCambridge English Corpus
Each lapillus was cleaned in ethanol and immediately embedded sulcus-side down inpolyesterresin.
From theCambridge English Corpus
A non-linear compartmental model to describe forage degradation kinetics during incubation inpolyesterbags in the rumen.
From theCambridge English Corpus
Polyesterpatches are sewn by apolyesterthread to both discs and the connecting stent.
From theCambridge English Corpus
Low catches occurred even for nominal phthalogen blue, but slightly-shiny,polyesterfabrics in widespread use for tsetse.
From theCambridge English Corpus
The frames arc covered by a specially developed clasticpolyesterfabric.
From theCambridge English Corpus
The transparent plane is cast out of clearpolyesterresin and measures 340 x 1200 x 10mm.
From theCambridge English Corpus
The upper side of the glass cell was covered withpolyestermesh screening with a 95 m opening size.
From theCambridge English Corpus
Relatively poorly lithified siltstones were sometimes disaggregated by shaking in water and organic residues concentrated by filtering through 250 mmpolyestermesh.
From theCambridge English Corpus
The inside of the traps was lined with fabric containing 70%polyesterand 30% cotton to facilitate removal of the collected material.
From theCambridge English Corpus
In addition, the width of thepolyesterinsulation is 30 cm, which leaves a 5 cm margin on each side of the copper winding.
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/polyester##
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更新时间：2024/12/27 11:14:13