首页英语词典migrationmigration的意思

migration

英 [maɪ'greɪʃ(ə)n] 美[maɪ'ɡreʃən]

英英释义考试真题实用场景例句

近义词trek

n. 迁移；移民；移动

TOEFL中低频词常用词汇

词态变化

复数: migrations;

中文词源

migration 迁徙，转移

来自migrate,迁徙，转移。

英英释意

1. the movement of persons from one country or locality to another

2. a group of people migrating together (especially in some given time period)

3. (chemistry) the nonrandom movement of an atom or radical from one place to another within a molecule

4. the periodic passage of groups of animals (especially birds or fishes) from one region to another for feeding or breeding

英文词源

migration (n.): 1610s, of persons, 1640s of animals, from Latin migrationem (nominative migratio) "a removal, change of abode, migration," noun of action from past participle stem of migrare "to move from one place to another," probably originally *migwros, from PIE *meigw- (source of Greek ameibein "to change"), from root *mei- (1) "to change, go, move" (see mutable). Related: Migrational.

That European birds migrate across the seas or to Asia was understood in the Middle Ages, but subsequently forgotten. Dr. Johnson held that swallows slept all winter in the beds of rivers, while the naturalist Morton (1703) stated that they migrated to the moon. As late as 1837 the "Kendal Mercury" "detailed the circumstance of a person having observed several Swallows emerging from Grasmere Lake, in the spring of that year, in the form of 'bell-shaped bubbles,' from each of which a Swallow burst forth ...."

考试真题

Urbanization – migration away from the suburbs and to the city center – will be the biggest real estate trend in 2015, according to a new report.

They have led some birds to give up on migration.

They have changed the previous migration habits of certain birds.

They are not attracted to the rubbish dumps on their migration routes.

Researchers in Germany used miniature GPS tags to track the migrations of 70 white storks ( ' , 鹳) from different sites across Europe and Asia during the first five months of their lives.

Andrea Flack of the Max Planck Institute found that birds following traditional migration routes were more likely to die than German storks that flew only as far as northern Morocco, and spent the winter there on rubbish dumps.

You will hear more and more about migration between countries and between rural areas and cities.

Every year in the late summer, monarch begin their migration to the south, those heading for Mexico go first for the Louisiana Mississippi region.

Scientists learn about the monarch butterflies' migration by capturing and placing the identifying tags in the insects

Where does the butterfly settle at the end of the migration?

Migration patterns of monarch butterflies

Here is a graph that charts how far a bird flies during the first five days of its spring migration see graph 2.

This line graph is a quick, visual way to tell the reader about the bird's migration.

实用场景例句

seasonal migration: 季节性迁徙

mass migrations: 大规模的迁移

People migrate to cities like Jakarta in search of work...: 人们为找工作而迁移到雅加达这类城市里。

Farmers have learned that they have to migrate if they want to survive.: 农民们已经认识到，想要生存就必须外出打工。

Most birds have to fly long distances to migrate.: 绝大多数鸟类为了迁徙都不得不进行长距离的飞行。

...a dam system that kills the fish as they migrate from streams to the ocean.: 导致鱼类在从溪流向海洋迁徙途中死亡的水坝体系

Finally, it offers proposals for promoting China's free population migration and perfecting urbanization development. ": 最后为促进中国人口自由迁徙,完善城市化发展提出建议.

Live in freshwater and coastal waters of the upper back from the ocean, river migration habits.: 生活于淡水及沿岸近海上层水域,有从海洋溯河回游的习性.

All results are significant to the research on the population in migration process.: 这些结果对于研究人口在迁移过程中的变化有着重要意义.

Migration, discrimination, and lack of government and financial support are other factors.: 另外,也有移民潮、种族歧视、缺乏政府和财政支持的因素存在.

Change of climate must have had a powerful influence on migration.: 气候的变化对于迁移必曾有过极大的影响.

In China, it a great referenced and instructing meaning before the large scale of EMV migration.: 在中国的EMV大规模迁移将要到来之际,本课题的研制工作有很强的借鉴和现实指导意义.

IS CAPILLARY POWER A DRIVING FORCE FOR THE PRIMARY MIGRATION OF OIL AND GAS?: 毛细管力是油(气)初次运移的动力吗 ?

The additives market will generate two tendencies of value migration and one stop sourcing.: 助剂市场将形成价值转换和单一供货源两个趋势.

Swallows begin their migration south in autumn.: 燕子在秋季开始向南方迁移.

The game has features to simulate realistic migration of population, human relation and behavior.: 游戏有特征模拟人口的现实移民, 人类的关系和行为.

European citizenship takes many challenges to traditional nationality law , social and migration policy of nation state.: 欧洲公民身份的建立超越了由民族国家定义的传统的政治概念框架.

The specificity of the hydrogen migration has been demonstrated through the use of deuterated compounds.: 这种特殊的氢原子迁移,已经用氘化化合物予以证实.

There was a huge migration of people into Europe because of the war.: 因为战争,大量的移民涌入欧洲.

It was also found that the position of substituting group took effect on migration time.: 同时发现,芳香环上取代基位置对迁移时间的影响有一定规律.

Hakka culture was formed migration southward from area and gradually blending with aboriginal culture.: 客家文化是由中原南迁的汉民族所带的中原文化与土著文化相互交融而产生的.

Golden China is considering a more dramatic migration.: 金华正成为一家公认的带有戏剧性色彩的公司.

The British Trust for Ornithology ringed a record 881, 900 birds in 2004 to study migration and longevity.: 为了研究鸟的迁徙和寿命,英国鸟类学基金会于2004年对881900只鸟进行了跟踪研究.

Yet any sort of circular migration brings challenges of integration.: 无论如何,任何形式的循环移民综合来讲都是一种考验.

Selectivity of human migration long been the focus of demographers and economists.: 人口迁移的选择性一直以来都是人口学家和经济学家关注的焦点.

Population migration across regions is mainly due to gaps of economic development.: 地区间人口流动的主要原因是经济发展的差距.

All incoming mail will continue to be accepted to your inbox during the migration.: 所有收到的邮件将继续接受您的收件箱中迁移.

The scale of migration took a quantum leap in the early 1970s.: 20世纪70年代初，移民的规模骤然扩大。

During the last recession, migration to the sunbelt accelerated.: 在上个经济萧条期，人们向美国南部阳光地带移民的速度加快了。

Birthplace data are only the crudest indicator of actual migration paths.: 出生地信息只能非常粗略地显示实际移民过程。

migration

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