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单词 tropic
释义
tropic
noun
geography,environment
uk
/ˈtrɒp.ɪk/us
/ˈtrɑː.pɪk/
[C]
one of the twoimaginarylinesaround theearthatapproximately23.5degreesnorthand 23.5degreessouthof theequator
回归线
the tropics[plural]
thehottestareaof theearth, between the Tropic ofCancerand the Tropic ofCapricorn:
热带地区
She's abotanistandspentseveralyearsdoingresearchin the tropics.她是个植物学家，花了几年时间在热带地区做研究。
SMART Vocabulary: related words and phrases
Countries, nationalities & continents: continents & regions of the world
  • Afrocentric
  • Afrocentrism
  • amazonian
  • Antarctica
  • Antipodean
  • Australasian
  • Caribbean
  • Iberian
  • Lapland
  • lat.
  • LATAM
  • Latin America
  • latitudinal
  • longitude
  • parallel
  • pole
  • the Far East
  • the prime meridian
  • the Tropic of Cancer
  • tropical
See more results »
(Definition oftropicfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

Examplesoftropic

tropic
In some highly fragile environments, found most often in the tropics, soils may be highly vulnerable to rapid and irreversible degradation with inappropriate agricultural practices.
From theCambridge English Corpus
Although the focus of this proposition is the developing world tropics, problems with agricultural development in semi-arid regions are not confined to the developing world.
From theCambridge English Corpus
Elsewhere, and especially in the semi-arid tropics where climate is much harsher, more ®ckle and more extreme, life has always been far tougher.
From theCambridge English Corpus
Genetic improvement of selected vegetables for the tropics and subtropics.
From theCambridge English Corpus
All a re below 200 m i n elevation, a nd temperatures a re typical of the lowland tropics.
From theCambridge English Corpus
Emerging paradigms of tree phenology in dry tropics.
From theCambridge English Corpus
Shading improved dry-season survival while competition for moisture had significant effects on seedling performance compared with tree seedlings in the humid tropics.
From theCambridge English Corpus
Successful establishment of seedlings in the dry tropics is dependent mainly upon moisture availability.
From theCambridge English Corpus
Therefore, soil moisture conservation is crucial for maintaining soil biological processes in smallholder cropping systems, especially in sub-humid and semi-arid tropics.
From theCambridge English Corpus
Low soil water availability decreases decomposition rates in the dry sub-humid and semi-arid tropics despite their higher temperatures.
From theCambridge English Corpus
Parasitic organisms are found in almost every environment ranging from the extremes of cold conditions in the polar regions to hot climates in the tropics.
From theCambridge English Corpus
Maesopsis continues to be introduced as a rapid-growing timber species in plantations throughout the tropics.
From theCambridge English Corpus
In the nineteenth century some people in the tropics took opium believing that it would be effective against malaria.
From theCambridge English Corpus
In the tropics, for example, age determination on a broad scale - especially with so many species, is simply beyond the reasonable reach of analysts.
From theCambridge English Corpus
Both traits showed geographic variation and strong non-linear clines with a sharp reduction in size in the tropics.
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/tropic##
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更新时间：2024/12/27 10:39:29