| 单词 | 陨石 |
| 释义 | 〔thunderstone〕Any of various mineral concretions, such as a belemnite, formerly supposed to be thunderbolts.箭石，雷石，陨石：如过去被认为是雷电的箭石等各种矿物混合〔troilite〕A nonmagnetic variety of the mineral pyrrhotite, FeS, present in almost all meteorites and having almost no ferrous iron deficiency.无磁黄铁矿：磁黄铁矿石的无磁性种类，FeS，存在于所有的陨石中且几乎不含铁质〔siderolite〕A meteorite composed of a mixed mass of iron and stone.石铁陨石：由铁和石头的混合物质组成的陨石〔chondrite〕A stone of meteoric origin characterized by chondrules.球粒陨石：以粒养体为特征的陨石〔tektite〕Any of numerous generally small, rounded, dark brown to green glassy objects that are composed of silicate glass and are thought to have been formed by the impact of a meteorite with the earth's surface.玻陨石：通常是小的、圆形的、深褐色到绿色的玻璃状的物体。由硅酸盐玻璃构成，并被认为是由于陨石与地球表面撞击而形成的〔meteoritics〕The branch of astronomy that deals with meteors.陨石学：研究陨石的天文学分支〔enstatite〕A glassy, usually yellowish gray variety of orthorhombic pyroxene having a magnesium silicate base, mainly MgSiO3, usually found embedded in igneous rocks and meteorites. 顽火辉石：一种象玻璃似的，常为淡褐灰色的正方晶辉岩，具有一个镁硅酸盐基，主要为硅酸镁MgSiO3，通常可在火成岩及陨石中发现 〔aerolite〕A chiefly siliceous meteorite.石陨石：主要由矽土构成的陨石〔astrobleme〕A scar on the earth's surface left from the impact of a meteorite.陨星坑：陨石对地表冲击所造成的痕迹 |
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