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单词 寒武
例句 DEFINITIVE EXAMPLES 权威例句〔Archean〕Of or relating to the oldest known rocks, those of the Precambrian era, that are predominantly igneous in composition.太古代的:所知的最古的前寒武纪时代岩石,其组成成分主要为火成岩的,或与之相关的美国传统〔Archeozoic〕Of, belonging to, or designating the earlier of two divisions of the Precambrian era.早期前寒武纪(的):前寒武纪的两期中较早的一期的,属于它的或以其命名的美国传统〔Cambrian〕Cambrian rocks 寒武纪时期的岩石剑桥高阶〔Cambrian〕The Cambrian Period.寒武美国传统〔Laurentian〕Geology Of or relating to the Precambrian gneissic granite of the Lake Superior area.【地质学】 劳伦岩基的:苏必利尔湖区前寒武纪片麻花岗岩的、或与之有关的美国传统〔Precambrian〕Precambrian rocks 前寒武纪岩石剑桥高阶〔Precambrian〕Precambrian time 前寒武纪时代/时期剑桥高阶〔Precambrian〕The Precambrian Era.前寒武纪时代美国传统〔Proterozoic〕Of, belonging to, or being the later of two divisions of Precambrian time, during which sponges, sea worms, and other forms of sea life appeared.原生代的,元古代的:前寒武纪两个时期中的后一个时期的,属于这个时期的,在这个时期的在这个时期海绵、海洋蠕虫和其它形式的海洋生命出现美国传统〔craton〕A large portion of a continental plate that has been relatively undisturbed since the Precambrian era and includes both shield and platform layers.稳定地块:一块大范围的大陆板块,从前寒武纪时代以来就一直是相当宁静的,包括盾状物和平台层美国传统〔epoch〕Two main glacial epochs affected both areas during the last 100 million years of Precambrian times.在前寒武纪的最后1亿年中,两个主要的冰川时期对两个地区都产生了影响。柯林斯高阶
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更新时间:2024/11/14 16:09:56