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首页英语词典accretionaccretion的意思

accretion

英 [ə'kriːʃ(ə)n] 美[ə'kriʃən]

英英释义实用场景例句

近义词acquisition

n. 添加；增加物；连生；冲积层

畅通词汇GRE

词态变化

复数: accretions;

助记提示

1、ac- "to" + cret- + -ion.
2、含义：an increasing, a growing larger.

中文词源

accretion 堆积

前缀ac-同ad-. 词根cre, 生长，见create,生长，创造。指长到一起，堆积。

英英释意

1. an increase by natural growth or addition

2. something contributing to growth or increase;: "he scraped away the accretions of paint"; "the central city surrounded by recent accretions"

3. (astronomy) the formation of a celestial object by the effect of gravity pulling together surrounding objects and gases

4. (biology) growth by addition as by the adhesion of parts or particles

5. (geology) an increase in land resulting from alluvial deposits or water-borne sediment

6. (law) an increase in a beneficiary's share in an estate (as when a co-beneficiary dies or fails to meet some condition or rejects the inheritance)

英文词源

accretion: accretion: see crescent
accretion (n.): 1610s, from Latin accretionem (nominative accretio) "an increasing, a growing larger" (as of the waxing moon), noun of action from past participle stem of accrescere, from ad- "to" (see ad-) + crescere "grow" (see crescent).

实用场景例句

The script has been gathering editorial accretions for years.: 多年来该剧本一直在修改。

A coral reef is built by the accretion of tiny, identical organisms.: 珊瑚礁是由许多相同的微生物不断堆积而成。

The accretion phenomenon was firstly discussed by Kelvin et al. on the 19 th.: 十九世纪末,开尔文(Kelvin)等人首先讨论了吸积现象.

The planetesimals accretions of the Earth obviously have two stages, including initial accretion and late accretion.: 这种不均一性起源于前地球阶段堆积星子的不均一性.

It is well known that accretion disks are hydrodynamic disks with anomalous viscosity.: 天体物理吸积盘是具有反常粘滞的流体盘.

Nevertheless, astrophysicists have persisted in their belief that accretion disks are indeed turbulent.: 虽然如此, 天文物理学家仍旧坚持信念,认为吸积盘的确是充满乱流扰动的.

An accretion disk with vertical structure is studied by using a new anomalous viscosity.: 利用一种全新的反常粘滞,主要研究了具有垂向结构的吸积盘.

A glacier is formed by the accretion of many particles of frozen packed snow.: 冰川是由许多冻实的小雪块相加而形成的.

There are two main theories concerning massive star formation accretion and merger.: 文章简要叙述了有关大质量恒星形成的理论以及相关观测证据.

Altai orogeny , as one of notable crustal accretion areas, is famous for its abundant mineral deposits.: 阿尔泰造山带是中亚地区显生宙大陆地壳增生明显的地区之一, 蕴藏丰富的矿产资源.

In fact, this process of accretion is more efficient at releasing energy than even nuclear processes.: 事实上, 这种聚集过程的能量释放比原子能释放过程更加有效.

Chinese olive ( Canarium Album ) tend as the accretion of density likely distributing equably.: 橄榄 ( Canariumalbum ) 有可能随着密度的增大而趋于均匀分布.

So it retains the original natural nourish ingredients, no chemical accretion . It is safe to enjoy.: 保留原有天然营养成份, 不加任何化学添加剂, 使用安全.

Every culture is an accretion.: 每一种文化都是长期积淀的结果.

For example, some accretion disks in binary star systems occasionally undergo large, temporary increases in luminosity.: 例如, 有些双星系统里的吸积盘,偶尔会短暂地大幅增加亮度.

An accretion of sediment at the mouth of the river caused serious flooding.: 河口堆积物的增加导致河水严重泛滥.

This formation, called an accretion disk, may be very important in some stellar birth sequences.: 这种构成物即所谓吸积盘, 它在恒星诞生的某些阶段可能是非常重要的.

There is a gradual accretion in lumbar segments from top to down.: 腰椎节段椎弓根螺钉的拔出力从上到下,逐渐增大,轴向刚度亦然.

PTC believes that the transaction provides a compelling earnings and operating margin accretion opportunity.: PTC相信此次交易势必是一个令人注目的增加获利的机会.

A coral reef is built by the accretion of tiny, identical organisms.: 珊瑚礁是由许多相同的微生物不断堆积而成。