accretion
英 [əˈkriːʃn]
美 [əˈkriːʃn]
n. 积聚层; 堆积层; 堆积，积聚(过程)
复数：accretions
BNC.22082 / COCA.17492
牛津词典
noun
- 积聚层；堆积层
a layer of a substance that is slowly added to sth - 堆积，积聚（过程）
the process of new layers being slowly added to sth
柯林斯词典
- N-COUNT 增加物;添加物
Anaccretionis an addition to something, usually one that has been added over a period of time.- The script has been gathering editorial accretions for years.
多年来该剧本一直在修改。
- The script has been gathering editorial accretions for years.
- N-UNCOUNT 添加；累积
Accretionis the process of new layers or parts being added to something so that it increases in size.- 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。
- A coral reef is built by the accretion of tiny, identical organisms.
英英释义
noun
- (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)
- an increase by natural growth or addition
- (geology) an increase in land resulting from alluvial deposits or waterborne sediment
- (biology) growth by addition as by the adhesion of parts or particles
- (astronomy) the formation of a celestial object by the effect of gravity pulling together surrounding objects and gases
- something contributing to growth or increase
- he scraped away the accretions of paint
- the central city surrounded by recent accretions
双语例句
- 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。 - X-ray observations of iron in the accretion disks may actually be showing the effects of such a massive black hole as well.
同时，铁的X射线对这种吸积现象的观察资料实际上也可以反映这种巨大黑洞的影响。 - It is shown that magnetic fields in the Sun and astrophysical accretion disks are of a spatially intermittent nature.
太阳和天体物理吸积盘中的磁场是一种空间间歇的磁流。 - In this thesis, using the new model of anomalous viscosity, we discuss the structure of magnetized thin accretion disks, the magnetic instability in the accretion disks and.
本文主要利用这种全新的反常黏滞机制，讨论了磁化薄吸积盘的结构、吸积盘的磁不稳定性以及反常耗散对磁旋转不稳定性的影响。 - Accretion Disk and Angular Momentum Loss During Formation of a Star in the Nebular Disk
吸积盘与恒星在星云盘中形成时的角动量损失 - Analysis Methods and Its Development about Effect of Ice Accretion on Aircraft Flight Dynamics Characteristics
结冰对飞机动力学特性影响的分析方法及其进展 - That implied elm trees may play an important role on the accretion and fixation of sand dunes.
这表明榆树对当地沙丘的形成和固定起主要作用。 - Infalling gas may first collide not only with itself but with an accretion disk of swirling material surrounding the black hole.
正在下落的气体不但会先和自身发生碰撞，还会和黑洞周围盘旋着的物质吸积盘相互碰撞。 - 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。 - The Mass and Angular Momentum Loss from the Edge of the Accretion disc and the Evolution of Cataclysmic Binaries
吸积盘边缘的质量和角动量损失与激变双星的演化