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impact crater短语¹¹⁴⁴⁶⁷⁺⁴ 基本例句 撞击坑 Although it resembles an impact crater, it formed when a volcanic dome hardened and gradually eroded, exposing the onion-like layers of rock. 尽管它看起来像是一个陨石撞击坑,它是在一个火山穹丘硬化和逐步侵蚀中,剥离出洋葱状岩石层的结果。 yeeyan In contrast, the34- km- wide impact crater to the lower right of the image is largely filled with light material. 相比之下,34公里宽的陨石坑,以图像的右下角,主要是充满了轻型材料。 blog.sina.com.cn In the centre of the image, the floor of an impact crater almost50 km wide is covered in dark material. 在图像的中心,一个陨石坑地面将近50公里宽覆盖着黑色的物质。 blog.sina.com.cn Scientists have to sample the rock in the Wembo-Nyama feature to confirm whether or not it is an impact crater and when it formed. 科学家要从文博尼亚马之地提取岩石样本,以便确认这是不是一个陨石,以及它是什么时候形成的。 yeeyan The South Pole's Aitken Basin, an eight- mile deep gouge in the lunar crust, ranks as the largest impact crater in the solar system, and could hold water in the form of ice. 南极的艾肯特盆地陷入月球表面8英里,称得上是太阳系内最大的撞击形成环形山,那里可能存在着冰块形式的水。 yeeyan Types of lakes: tectonic lake, crater lake, fluvial lake, dammed lake, glacier lake, karst lake, Aeolian lake, impact crater lake and artificial lake. 湖泊分类:构造湖、火山口湖、冲积残留湖、堰塞湖、冰川湖、喀斯特湖、风成湖、陨石撞击湖和人工湖。 kekenet This image shows the west-facing side of an impact crater in the mid-latitudes of Mars' northern hemisphere. 这幅图片显示了火星北半球中纬度地区的一个面向西侧的陨石坑。 yeeyan |