comet nucleus

[ˈkɔmit ˈnju:kliəs]
  • comet nucleus
  • n.

    彗核;彗星的固体核;是岩石和冰的混合物;接近太阳时会蒸发;

纠错 数据更新时间:2026-06-10 13:08:03
1、
2、

This nucleus has captured the slow-moving neutrons; The star captured a comet.

这核子已经俘获慢运动的中子; 这颗恒星俘获了一颗慧星.

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3、

The comet nucleus itself is too small to hold on to these gases through gravitation.

慧核本身太小,它的引力不足以束缚住这些气体.

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4、

The supposed nucleus of the comet is the bright centre of the coma.

预想的彗核是明亮的慧发中心.

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5、

In large objects like Halley's Comet the nucleus is measured in kilometres.

而别的彗星的彗核比如哈雷慧星的彗核要用千米来计算.

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6、

The pieces of the comet's nucleus appear to have been loosely assembled, so that they broke apart soon after the icy "glue" in between began to vaporize.

慧星的核心部位结合得很松散。当粘着它们的冰开始汽化时,它们很快就解体了。

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7、

A comet's nucleus is a conglomerate of frozen material, mainly methane, ammonia and water, having meteoric particles and dust emBedded in it.

彗星的核是一团冻结的物质,主要有甲烷、氨和水,里面还含有流星微粒和尘埃。

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