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单词 polyunsaturated
释义
polyunsaturated
adjective
chemistry,food & drinkspecialized
uk
/ˌpɒl.i.ʌnˈsætʃ.ər.eɪ.tɪd/us
/ˌpɑː.li.ʌnˈsætʃ.ə.reɪt/
Polyunsaturatedfatoroilhas achemicalstructurethat does noteasilychangeintocholesterol(= asubstancecontaininga lot offatthat cancauseheartdisease)because itcontainsseveraldoublebonds:
（脂肪或油脂）多重不饱和的
polyunsaturatedmargarine/vegetableoil多重不饱和黄油／植物油
Compare
monounsaturated
SMART Vocabulary: related words and phrases
Fats & oils in food & cooking
  • argan oil
  • bergamot
  • beurre noisette
  • brown butter
  • butter
  • cooking spray
  • corn oil
  • cottonseed oil
  • creamed coconut
  • deep fat
  • hydrogenated
  • hydrogenation
  • lard
  • leaf lard
  • margarine
  • milk fat
  • monounsaturated
  • unsaturated
  • vegetable oil
  • virgin
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You can also find related words, phrases, and synonyms in the topics:

Physics: the state of matter
(Definition ofpolyunsaturatedfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

Examplesofpolyunsaturated

polyunsaturated
Feeding encapsulated ground full-fat soybeans to increasepolyunsaturatedfat concentrations and effects on flavor volatiles in fresh lamb.
From theCambridge English Corpus
Neurotransmission depends on the function of neural membranes, which consist of highly oxidizablepolyunsaturatedfats.
From theCambridge English Corpus
They contain far too much saturated fat, sugar and salt and too little essential—that ispolyunsaturated—fats, fibre, minerals and vitamins.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
Polyunsaturatedfats and cholesterol are particularly likely to be converted into these carcinogenic peroxidised fats because they are very susceptible to oxidation.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
These oxidised cholesterol and peroxidisedpolyunsaturatedfats also enhance plaque formation by preventing the synthesis of prostacyclin in blood vessel walls, which prevents the plaque build up.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
These organisms consist, in their bodies, of an enormous proportion ofpolyunsaturatedoils, which are of course thought to be particularly beneficial in the human diet.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
Unsaturated fats may be further classified as monounsaturated (one double-bond) orpolyunsaturated(many double-bonds).
From
Wikipedia
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The dietary advice differed between the trials reviewed, but most prescribed a reduced saturated fat and cholesterol intake with partial replacement bypolyunsaturatedoils.
From
Wikipedia
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Chickpeas are low in fat and most of this ispolyunsaturated.
From
Wikipedia
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Polyunsaturatedfats are known for their ability to retain fluidity at lower temperatures.
From
Wikipedia
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Quality of bird diet affects the amount ofpolyunsaturatedfat in the oil extract, which could limit standardization of effect.
From
Wikipedia
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Studies on animals have shown a link betweenpolyunsaturatedfat and the incidence of tumours.
From
Wikipedia
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Drying oils, which polymerize on exposure to oxygen to form solid films, arepolyunsaturatedfats.
From
Wikipedia
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Studies have shown that saturated, monounsaturated andpolyunsaturatedfats all have a higher excretion rate with a high calcium intake.
From
Wikipedia
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Chicken meat contains about two to three times as muchpolyunsaturatedfat as most types of red meat when measured by weight.
From
Wikipedia
Creatives commons iconThis example is from Wikipedia and may be reused under a CC BY-SA license.
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/polyunsaturated##
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更新时间：2024/12/27 13:09:22