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单词 polyethylene
释义
polyethylene
noun[U]
US
uk
/ˌpɒl.iˈeθ.əl.iːn/us
/ˌpɑː.liˈeθ.ə.liːn/
(also mainlyUKpolythene)
alight, usuallythin,softplastic, often used for makingbagsor forkeepingthingsdryorfresh:
聚乙烯
a polyethylenebag聚乙烯塑料袋
Theycoveredthebrokenwindowswithsheetsof polyethylene.他们用塑料薄膜把打坏的窗户挡起来。
SMART Vocabulary: related words and phrases
Plastics & rubber
  • Bakelite
  • bioplastic
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  • Formica
  • injection moulding
  • latex
  • Lucite
  • melamine
  • plastic wrap
  • Plexiglas
  • polypropylene
  • polystyrene
  • polythene
  • Styrofoam
  • Teflon
  • thermoplastic
  • thermosetting
  • uPVC
See more results »
(Definition ofpolyethylenefrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

Examplesofpolyethylene

polyethylene
These were placed randomly in a tunnel covered with a blackpolyethylenemesh and equipped with a microsprinkler system controlled by an electronic humidity sensor.
From theCambridge English Corpus
Also, opaquepolyethylenefilm does not effectively suppress nutsedge unless a soil fumigant has been applied.
From theCambridge English Corpus
The trap interior contains an 18 cmpolyethylenefunnel which is suspended beneath the drainpipe by four chains.
From theCambridge English Corpus
However, the use ofpolyethylenemulch has several limitations and disadvantages.
From theCambridge English Corpus
In crops which experienced heavy rain, application of a synthetic fruit-set hormone enhanced fruit numbers as did the simple transparentpolyethylenerain shelters.
From theCambridge English Corpus
Each stem was carefully covered with apolyethylenebag before it was cut to avoid adult bugs from escaping.
From theCambridge English Corpus
For chemical analysis, the soil was air dried and stored inpolyethylenebags at room temperature.
From theCambridge English Corpus
Direct measurement ofpolyethyleneglycol induced depletion attraction between lipid bilayers.
From theCambridge English Corpus
Non-permeable polymers such as polyvinylidine andpolyethylenecan be macerating to normal skin.
From theCambridge English Corpus
These nets consisted of blackpolyethylenehanging 10 to 20 cm above the crop.
From theCambridge English Corpus
Growing peppers onpolyethyleneand hairy vetch mulches.
From theCambridge English Corpus
Effect of solar heating of soils by transparentpolyethylenemulching on their chemical properties.
From theCambridge English Corpus
The air blast was administered via 4-mm internal diameterpolyethylenetubing, which was secured with a flexible cord around the child's neck.
From theCambridge English Corpus
Two-literpolyethylenecollection bottles were used and kept in freezers in the participants' residences in order to ensure stability of cortisol.
From theCambridge English Corpus
The balloon was 4-6 cm in length (made from the finger of a latex glove), attached topolyethylenetubing.
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/polyethylene##
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更新时间：2024/12/28 2:43:51