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单词 scavenger
释义
scavenger
noun[C]
uk
/ˈskæv.ɪn.dʒər/us
/ˈskæv.ɪn.dʒɚ/
abirdor ananimalthatfeedsondeadanimalsthat it has notkilleditself:
Mostdeadbirdsarepickedup bycrowsor other scavengers.
Anurbanfoxis aharmlessscavenger which, when it can'tfindothersourcesoffood, willpreyonsmallmammals.
someone whocollectsthings thatpeoplehavethrownaway orleftsomewhere:
Sheearnsherlivingas a scavenger at thecitydump.
Then scavengers came anddugup themetalsworthselling.
More examples
  • Vultures are scavengers.
  • Thefishdie,theircorpsespileup androt,leachingvitalnutrientsback into thewaterand, throughmaggotsand scavengers, onto theland.
  • Homelesschildrensubsistas scavengers ingarbagedumps.
  • Going after scavengers isfarfrom one of the Los AngelesPoliceDepartment'stoppriorities.
SMART Vocabulary: related words and phrases
Plants & animals - general words
  • animal kingdom
  • anti-parasitic
  • autotroph
  • biota
  • biped
  • esculent
  • family
  • fauna
  • flora
  • flora and fauna
  • mammalian
  • migrant
  • non-mammalian
  • non-placental
  • omnivore
  • rodent
  • ruminant
  • secondary consumer
  • songster
  • undomesticated
See more results »
(Definition ofscavengerfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)
scavenger
noun[C]
uk
/ˈskæv.ɪn.dʒər/us
/ˈskæv.ɪn.dʒɚ/
abirdoranimalthatfeedsondeadanimalsthat it has notkilleditself
食腐动物

scavenger| American Dictionary

scavenger
noun[C]
us
/ˈskæv·ən·dʒər/
ananimal,bird, orpersonwhoscavenges
(Definition ofscavengerfrom theCambridge Academic Content Dictionary© Cambridge University Press)

Examplesofscavenger

scavenger
Probably implanted oxygen ions act as scavengers of electrons or of atomic and molecular hydrogen, promoting the formation of water molecular fragments.
From theCambridge English Corpus
Free radical scavengers ameliorate the 2-cell block in mouse embryo culture.
From theCambridge English Corpus
Photocatalytic oxidation of organic substrates requires an electron acceptor, light of the proper wavelength, and low concentrations of catalyst fouling agents or interfering radical scavengers.
From theCambridge English Corpus
A way of reducing these administrative costs is to target the subsidy to organized scavengers groups.
From theCambridge English Corpus
Our knowledge of the signalling potential of differentscavengerreceptor members is rudimentary.
From theCambridge English Corpus
Impairment of thescavengerfunction of the reticuloendothelial cell system further contributes to reduced hepatic blood flow and ischaemic necrosis.
From theCambridge English Corpus
We argue that, for developing countries, the environmental subsidy should be aimed at favoring scavengers' activity.
From theCambridge English Corpus
Other investigators have extrapolated changes that occur in endogenous radical scavengers as a measure of radical production.
From theCambridge English Corpus
When they became full, municipal or private scavengers cleaned them, usually at the owner's expense.
From theCambridge English Corpus
The raven is known as acting as ascavenger, competing with and often outwitting the dogs and even the hunters.
From theCambridge English Corpus
They are known free radical scavengers and metal chelators.
From theCambridge English Corpus
Despite the significant contribution to waste recovery and recycling, the role of scavengers in solid waste management is still not properly acknowledged.
From theCambridge English Corpus
Finally, photocatalytic oxidation of the desired species may be inhibited by the presence of catalyst fouling agents and radical scavengers.
From theCambridge English Corpus
Ruminants can utilize low quality forages while swine and poultry are good grain scavengers.
From theCambridge English Corpus
From the 1890s municipalities increasingly took over direct management of solid waste disposal, a task previously contracted out to private scavengers.
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/scavenger##
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更新时间：2024/12/27 8:53:58