migration[mai'greiʃən]

词形变化:

例句参考:

• Themigrationof iodide ion between layers is controlled by barrier interlayers.

  碘离子在层间的扩散作用可以用隔层加以控制。

• Migrationis a generic term used to refer both to immigrationand to emigration.

  迁移是一个用于有关移入和移出两者的总名词。

• Some who made the earliest westwardmigrationbecame known as the celts, whom Caesar's legions found in Britain.

  最早往西迁移的那些人就是凯撒的大军在不列颠发现的克尔特人。

• The transoceanicmigrationof birds.

  鸟类的越洋迁徙。

• He described the vernalmigrationof birds in detail.

  他详细地描述了鸟的春季移居。

• In other words the important diffusive motion ismigrationof the radical segment retarded to the low diffusivity of the whole chain.

  换言之，重要的扩散移动是自由基链段的迁移减慢为低扩散系数的整个分子链的迁移。

• The primary forces causingmigrationof hydrocarbons are buoyancy and capillarity.

  引起碳氢化合物运移的主要作用力是浮托力和毛细力。

• Many of thesemigrationpaths may lead into the open and the oil droplets will be lost by oxidation.

  许多运移的路线会引至地表，这样一来使油雾雾珠遭氧化而消失。

• The annualmigrationof birds.

  候鸟每年的迁徙。

• It is possible that the ardor of foreignmigrationis more selective of hardy biological stock.

  这大概是外国移民的生命力具有较强的生物系世系的选择性之故。

• This reflected amigrationof truly awesome proportions.

  这是一种真正骇人的人口迁移运动。

• The specificity of the hydrogenmigrationhas 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。

• The pulmonarymigrationof larvae is associated with fever, cough, occasionally hemoptysis.

  蛔蚴肺部移行，可伴有发热、咳嗽、偶尔咯血。

• Plague loci are not fixed, and can change in response to shifts in factors such as climate, landscape, and rodent populationmigration.

  鼠疫疫源地并不固定，可因气候、地形和啮齿动物的迁移等因素的变更而改变。

• A physical or biological factor that limits themigration,interbreeding,or free movement of individuals or populations.

  障碍物理或生物因素，可以限制迁移、杂交或个体及群体的自由运动。

• The two-way flow will mark the freemigrationof population.

  这种人口的双向流动是“自由迁徙”的标志。

• Owing to the massmigration,one comes across rows of houses in certain parts of Chennai inhabited only by the elderly.

  移民大军滚滚而去，因此在吉莱的某些区域，人们可看到排排屋舍中只住着老人。

• It was travelling north on its annualmigrationto the rookeries of Bering Sea.

  现在正当一年一度向北迁徒到白令海的老窝去的季节。

• They eat insects and seeds duringmigrationbut feed on worms and fiddler crabs while wintering on marshes and coastal mudflats.

  迁徙中常到干燥的高地寻食昆虫和种子;越冬的杓鹬占据沼泽和海滨泥滩，觅食蠕虫和螃蟹。

• A physical or biological factor that limits themigration, interbreeding, or free movement of individuals or populations.

  物理或生物因素,可以限制迁移、杂交或个体及群体的自由运动。

• Unlike some birds, however, trumpeters don't knowmigrationroutes instinctively;they learn the way from their parents.

  但是，与其他禽类不同的是，这种野天鹅无识别迁徙路线的本能，它们从父母那儿学习飞行路线。

• Shrink resistant treatments for wool or wool /synthetic blends usually reduce pilling by preventing fibermigration.

  对毛织物或毛与化纤混纺织物的防缩整理可以防止纤维的迁移,从而减少起球。

• Levins chooses another approximation to solve the problem of the combined effects ofmigrationand selection.

  莱温斯采用了另一种近似法来解决迁移和选择的联合效应问题。

• For example, ducks generally fly several thousand miles during their annualmigration.

  举个例子，鸭子在每年的迁徙中大概要飞行数千英里。

• Relatively rapid and widespreadmigration, dispersal apparently account for this.

  比较迅速而广泛的迁移，散布就明显说明了这一点。