Cambrian是什么意思？

Cambrian

英[ˈkæmbriən] 美[ˈkæmbriən]

• adj. 寒武纪的；
• n. 寒武纪人，威尔士人，寒武纪层；

名词：the Cambrian;

例句

• It holds also one of the most complete successions of the Cambrian strata known in China. 此地同样也是我国寒武系地层出露最完整的地区之一.
• Dolostone is the main rock type of the Cambrian in this area. 从下寒武统石龙洞组开始都是白云岩沈积.
• Cambrian stratigraphy well developed in Luxi ( west of Shandong ), and their sedimentary records possesses cyclicity. 鲁西地区寒武纪地层发育较好, 沉积记录具旋回性的特点.
• The Cambrian - Ordovician strata in Luxi Block are very continuous and well exposed. 鲁西地块的寒武 - 奥陶纪地层出露连续,露头较好.
• The Pre - cambrian alumino - siliceous slate is the host rock of antimony deposit inHunan. 湖南前寒武系的 硅铝 质板岩是锑矿主要赋矿岩性.
• Dengta marine built gypsum deposits occurred in Mantou Jianchang Formations, Lower Cambrian. 灯塔海积石膏矿床赋存于下寒武统馒头组—碱厂组中.
• Bryozoa was quite diversified in the Ordovician, but lacked fossil records in the Cambrian. 古生物学资料表明,虽然苔藓动物的大多数类群在奥陶纪已经分化出来, 但它在寒武纪却缺乏任何化石记录.
• MEI Shi - long , 1991 . Middle and Late Cambrian conodont and trilobite biostratigraphy in Wanxian, Hebei . Unpublished Ph. D thesis of Peking University. 武桂春, 2003. 鲁西地区晚寒武世牙形石. 北京大学博士研究生学位论文.

英英词典释义

• Noun
  1. from 544 million to about 500 million years ago; marine invertebrates
  2. a native or resident of Wales
• Adjective
  1. of or relating to or characteristic of Wales or its people or their language;
  "the Welsh coast""Welsh syntax"