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单词 microplastics
释义
microplastics
noun[plural]
uk
/ˈmaɪ.krəʊˌplæs.tɪks/us
/ˈmaɪ.kroʊˌplæs.tɪks/
(alsomicroplastic[U])
extremelysmallpiecesofplasticthat areharmfulto theenvironment, used incosmetics(=substancesput on thefaceorbodytoimproveappearance), orformedwhenplasticwastematerialbreaksdown:
微塑料，塑料微粒
Microplasticstypicallycome fromplasticused inexfoliatingfaceandbodyproducts.塑料微粒通常来自用于去角质的面部和身体产品中所含的塑料。
picture of microplastics
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More examples
  • Tinyfragmentsof 5 mm or less are called microplastics and areparticularlydangerousas they canabsorbtoxicchemicalswhich aretransportedtomarineanimalswheningested.
  • Thegroupplanstoinvestigatehow the microbialinteractionwith microplasticsvariesacrossdifferenthabitatswithin thecoastalseabed.
  • Anexampleof alargerproductthatturnsinto microplastic overtimecould be aplasticbagthat isdegradedtosmallerandsmallerpiecesin thecourseofmonthsoryears.
  • Due toitssizeandvarietyofsources, thecharacterizationof microplastic isevenmorecomplexthan forlargeplasticdebris.
SMART Vocabulary: related words and phrases
Plastics & rubber
  • Bakelite
  • bioplastic
  • Bubble Wrap
  • Cellophane
  • celluloid
  • Formica
  • injection moulding
  • latex
  • Lucite
  • melamine
  • Plexiglas
  • polyethylene
  • polypropylene
  • polystyrene
  • polythene
  • Styrofoam
  • Teflon
  • thermoplastic
  • thermosetting
  • uPVC
See more results »
(Definition ofmicroplasticsfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

Examplesofmicroplastics

microplastics
It is not clear, however, ifmicroplasticsplay a larger role as chemical reservoirs on smaller scales.
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Microplasticsmay sink, threatening filter feeders on the seabed.
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It remains unknown ifmicroplasticsmay be transferred across trophic levels.
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Toxicmicroplasticscan be swallowed by using this toothpaste.
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In contrast,microplasticsare not as conspicuous, being less than 5 mm.
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Ingestion ofmicroplasticsby species at the base of the food web causes concern as little is known about its effects.
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Microplasticsand nanosilver materials flowing and cycling through ecosystems from pollution and discarded technology are among a growing list of emerging ecological concerns.
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When fleece goes through the laundry, it generatesmicroplasticswhich become part of domestic waste water.
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The breakdown of lines, especially in strimmers, leads tomicroplasticswhich may cause starvation or poisoning of organisms in soil or water.
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Elmex also containsmicroplastics, endangering the environment.
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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/microplastics##
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更新时间：2024/12/28 0:20:44