月球内部 lunar interior
- 现在,似乎在月球内部的某些地方仍处于高温,也可能它是很大的一片地方,然而在表面上,没有高温的特征,例如没有火山。
Right now there seems to be heat someplace inside the moon, possibly a great deal of it. On the surface, however, there is no sign of heat-no volcano, for example. - 叠加提高了信号的信噪比,使研究人员能够更清楚地跟踪每一个独特的信号在月球内部传播的路径和行为。
Stackingimproved the signal-to-noise ratio and enabled the researchers to moreclearly track the path and behaviour of each unique signal as it passedthrough the lunar interior. - 研究人员发现在月球内部深处:有一个跨度约为300英里的固体铁球,包裹在另外56英里厚的铁水里,顶上部分地还有93英里层的熔融材料。
What the researchers found deep in the lunar interior: a solid iron ball 300 miles across, wrapped in molten iron another 56 miles thick, topped with a 93-mile layer of partially molten material.
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