• 之后他们计算物种

    Then they counted the species above it.

    youdao

  • 事实上某些地方发现了两个岩层

    Indeed, two iridium layers have been found in some places.

    youdao

  • 确实有些地方发现两个

    Indeed, two iridium layers have been found in some places.

    youdao

  • 彗星是”所组成,不是像小型那样由固体岩石组成,所以含有少量

    Comets consist of "dirty ice", rather than solid rock, and so contain little iridium.

    youdao

  • 中找到元素岩层,而这通常会被发现于小行星中。 这次灭绝事件杀光了恐龙以及许多其他动植物物种

    The mass extinction event killed off the dinosaurs and many other animal and plant species.

    youdao

  • 这些材料,金属配合最为有效

    In all of these, iridium complexes are the most effective.

    youdao

  • 大概最好已知很多原因

    Iridium is probably the best known for a variety of reasons.

    youdao

  • 卫星通常轨道较低运动较快

    Iridium satellites are unusual because their orbit is so low and they move so fast.

    youdao

  • 重量和长度国际标准原型90%,10%的制成

    The international primary standard for the kilogram is made of 90% platinum, 10% iridium.

    youdao

  • 当然因为喜欢这件

    "Of course, because you" re better than I like this dress.

    youdao

  • 当然因为喜欢这件

    "Of course, because you" re better than I like this dress.

    youdao

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