Since then, several research groups have also looked at the mineral apatite, which can lock up water in its chemical structure, in lunar rocks.

从那之后，许多研究队伍也对矿物磷灰石进行了研究，这种矿物的化学结构能够锁住月岩中的水分。

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Lunar gravimetry is one of the most useful approaches to understand interior constitution and structure of the moon, a fundamental consideration for choice of landing sites in future.

月球重力场探测是了解月球内部结构构造最有效的手段之一，也是未来登陆点选择的重要依据。

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The paper is focused on introducing lunar geological structure, lunar geological morphological features and lunar environment.

文章重点介绍了月球的地质形貌和月球环境。

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"We have had very detailed mapping of that basin from images, from orbital spectral data, but we have not had high-resolution of its interior structure, " Grail's chief scientist, Prof Maria Zuber, who has been speaking at the Lunar and Planetary Science Conference (LPSC) in The Woodlands, Texas, told BBC News.

BBC: Nasa reveals new information about moon probes crash sites