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单词 interstellar medium
释义

interstellar medium

英汉-汉英词典
星际介质;星际物质
词组 | 习惯用语
您要查找的是不是:
    The Interstellar Medium 星际物质
    interstellar medium dynamics 星际介质动力学
    Interstellar Medium Physics 星际介质物理
    interstellar medium al 星际
interstellar medium [天] 星际介质;星际物质
原声例句
Crash Course 天文篇

The gas slams into the much thinner gas that is strewn between the stars, what we call the interstellar medium.

这些气体撞击成散布在恒星之间的更稀薄的气体,我们称之为星际介质

TED演讲(视频版) 2020年4月合集

And these discs get their material from the interstellar medium.

这些圆盘从星际介质中获取材料。

TED-Ed(视频版)

The expanding supernova shockwave propels its elemental debris through the interstellar medium, triggering a swirling dance of gas and dust that condenses into new stars and planets.

那么爆炸后的结果是什么呢?不断扩展的超新星冲击波用它的星际介质,推进它的残骸使其带动周围的气体和尘埃旋转。

TED演讲(视频版) 2020年4月合集

So a lot of this water that is in interstellar medium will survive the rather dangerous, collapsed journey from clouds to disc, to planet.

因此,星际介质中的大量水将在从云层到圆盘再到行星的相当危险、坍塌的旅程中幸存下来。

Newsweek

The authors explained that the discovery of these more complex molecules in the interstellar medium may reveal clues about the origins of our planet and the life upon it.

作者解释说,在星际介质中发现这些更复杂的分子,可能会揭示出有关我们星球及其上生命起源的线索。

电台实验室

MERAV OPHER: It's really like an edge and you're entering to the realm of interstellar medium that is, you know, the stuff that comes from other stars.

MERAV OPHER:这真的就像一个边缘,你正在进入星际介质的领域,你知道,来自其他恒星的东西。

中文百科

星际物质

旅行者1号是第一个到达星际物质的人造物体。
蟹状星云。这个图片混合了来自哈伯的光学数据(红色)以及来自钱卓的X光图片(蓝色)

星际物质(缩写为ISM)是存在于星系和恒星之间的物质和辐射场(ISRF)的总称。星际物质在天文物理的准确性中扮演着关键性的角色,因为它是介于星系和恒星之间的中间角色。恒星在星际物质密度较高的分子云中形成,并且经由行星状星云、恒星风、和超新星获得能量和物质的重新补充。换个角度看,恒星和星际物质的相互影响,可以协助测量星系中气体物质的消耗率,也就是恒星形成的活耀期的时间。

以地球的标准,星际物质是极度稀薄的电浆、气体、和尘埃,是离子、原子、分子、尘埃、电磁辐射、宇宙射线、和磁场的混合体。物质的成分是99%的气体和1%的尘埃,充满在星际间的空间。这种极端稀薄的混合物,典型的密度从每立方公尺只有数百到数亿个质点,以太初核合成的结果来看气体的成分,在数量上应该是90%氢和10%的氦,和其他微迹的「金属」(以天文学说法,除氢和氦以外的元素都是金属)。

英语百科

Interstellar medium 星际物质

The distribution of ionized hydrogen (known by astronomers as H II from old spectroscopic terminology) in the parts of the Galactic interstellar medium visible from the Earth's northern hemisphere as observed with the Wisconsin Hα Mapper (Haffner et al. 2003).
Voyager 1 is the first artificial object to reach the ISM
Three-dimensional structure in Pillars of Creation.[4]

In astronomy, the interstellar medium (ISM) is the matter that exists in the space between the star systems in a galaxy. This matter includes gas in ionic, atomic, and molecular form, as well as dust and cosmic rays. It fills interstellar space and blends smoothly into the surrounding intergalactic space. The energy that occupies the same volume, in the form of electromagnetic radiation, is the interstellar radiation field.

近义、反义、联想词
近义词
n.
interstellar space

英英词典
interstellar medium n.
  1. interstellar space including streams of protons moving from the stars
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更新时间:2025/6/22 12:52:38