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单词 polder
释义
polder
noun[C]
geographyspecialized
uk
/ˈpɒl.dər/us
/ˈpoʊl.dɚ/
anareaoflowlandthat wasonceunder theseabut that has beenseparatedfrom it bydykes(=wallsorchannelsbuilttopreventwatercoveringanarea):
（围海而造的）圩田；圩区
In the Netherlands, millions ofpeopleliveindrainedpolders belowsealevel.在荷兰，数百万人生活在海平面以下、经排水形成的圩区。
More than 2500 km ofdykeshave beenconstructedtoprotecttheDutchpolders fromflooding.已修建了2 500多公里长的堤坝来保护荷兰的圩区不受洪水侵袭。
More examples
  • Powerfulpumpskeepthe polders fromflooding.
  • A polder is alargeareaoflandcontainingfarmsandvillagesencircledbydykes.
  • The poldersystemcouldisolatethefloodingto asmallerarea.
SMART Vocabulary: related words and phrases
Geography: areas of land in general
  • berm
  • bioregion
  • curtilage
  • demesne
  • ecoregion
  • enclosure
  • ground
  • inland
  • interior
  • interlacustrine
  • intermountain
  • landbank
  • non-desert
  • orography
  • parcel
  • patch
  • pocket
  • reach
  • sweep
  • tract
See more results »
(Definition ofpolderfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

Examplesofpolder

polder
Following the damming, large areas of land were reclaimed in the newly freshwater lake body by means of polders.
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The coastal plain consists mainly of sand dunes and polders.
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After a few centuries, an additional way to keep the polders dry was required.
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Kennemerland was a duneland, where the farmers had far fewer rights than the farmers in the polders.
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Amphirols are used for ground surveying, for grooving the surface of newly drained polders to assist drying, and to carry soil-drilling teams.
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Drained lakes and new polders can often be easily distinguished on topographic maps by their different regular division pattern as compared to their older surroundings.
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The sky above the polders began to play a more important role.
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The first consists mainly of sand dunes and clayey alluvial soils in the polders.
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The polders include 33 km of canals, 177 km of levees, and 129 hydrotechnical structures.
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Starting around the 16th century, they took the offensive and began land reclamation projects, converting lakes, marshy areas and adjoining mudflats into polders.
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Other technological advances that have increased the carrying capacity of the world relative to humans are: polders, fertilizer, composting, greenhouses, land reclamation, and fish farming.
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In the process valuable expertise was built up in throwing up banks, reclaiming polders and embanking rivers.
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Constructing polders in this way is called "inning" or "reclaiming" from the sea.
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From circa 1600 on, peat extraction became important and resulted in the formation of large ponds, which in turn would be made into polders later on.
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Other polders followed in 1657 and 1663.
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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/polder##
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更新时间：2024/12/28 11:45:03