• 彗星轨道地球的轨道相交

    The orbit of this comet intersects the orbit of the Earth.

    《柯林斯英汉双解大词典》

  • 我们确定彗星是否会错过地球

    We were not altogether sure that the comet would miss the Earth.

    《柯林斯英汉双解大词典》

  • 迫不及待看到新的彗星

    I can hardly wait to see the new comet.

    youdao

  • 彗星地球大约同时形成

    Comets were formed around the same time the Earth was formed.

    youdao

  • 这种周期性轨道只是彗星生命中的一个阶段

    This kind of periodic orbit is only a phase in a comet's life.

    youdao

  • 它们来自彗星尘埃颗粒结合在一起,形成巨大的云团

    They combine with dust particles from the comet to form a huge cloud.

    youdao

  • 通常只有彗星明亮得肉眼可见

    Usually there is only one or two a year bright enough to be seen with the naked eye.

    youdao

  • 第一访问两个彗星飞船

    It's the first craft to visit two comets.

    youdao

  • 观察彗星何处去?

    Watch a comet, where is it going?

    youdao

  • 首次彗星检测到有海洋般的

    This was the first time ocean-like water was detected in a comet.

    youdao

  • 就是为什么彗星总是面向太阳拖着尾巴

    That's why comet tails always point away from the sun.

    youdao

  • 就是为什么彗星总是面向太阳拖着尾巴

    That’s why comet tails always point away from the sun.

    youdao

  • 彗星一个释放气体尘埃的冰质天体

    A comet is an icy body that releases gas or dust.

    youdao

  • 这种景象从未类似彗星的观测过程中出现过。

    This has never been seen before in a comet-like object.

    youdao

  • 彗星预计周内持续可见

    It's expected to remain visible for around two weeks.

    youdao

  • 随便找个小学生都会告诉彗星组成的。

    Any school kid can tell you that comets are made of ice.

    youdao

  • 如果有望,我就可以清楚地彗星

    If I had binoculars, I could see that comet clearly.

    youdao

  • 彗星行星消失吗?

    Comet-Like Planet to Disappear?

    youdao

  • 为什么彗星米老鼠

    Why is the comet like Mickey Mouse?

    youdao

  • 彗星出现南方天空

    The comet will appear in the southern sky.

    youdao

  • 是如何天空中发现彗星、辨认彗星的?

    How do you find a comet in the sky? How do you spot one?

    youdao

  • 所以可能会本质上彗星

    So you might say, in essence, this is his comet.

    youdao

  • 然而大部分彗星,只能望远镜观察到。

    However, most comets are too small or too faint to be seen without a telescope.

    youdao

  • 因为如果彗星能够把水带月球同样可能带到地球

    Because if comets battered the moon, they probably hit the Earth, too.

    youdao

  • 彗星奇特外观的形成原因还是一个题。

    The reason for that shape, though, remains a mystery.

    youdao

  • 只有彗星接近地球时,我们才能看得见它们

    We can see comet only when they come close to the earth.

    youdao

  • 进入太空彗星形成过程和以前所知并无二致了。

    Once in deep space, it went though the same process of aggregating into comets.

    youdao

  • 进入太空彗星形成过程和以前所知并无二致了。

    Once in deep space, it went though the same process of aggregating into comets.

    youdao

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