Silurian
n. [地质] 志留纪；希留利亚纪
adj. 志留纪的；希留利亚纪的
释义
志留纪系；
英英释义
Silurian[ sai'ljuəriən; si- ]
n.from 425 million to 405 million years ago; first air-breathing animals
同义词：Silurian period
词组短语
silurian system志留系
silurian period[地]志留纪
双语例句
用作形容词(adj.)
Ancient plant in the early Paleozoic marine mainly to the late Silurian Period, the original plants begin boarding land.
古植物在古生代早期以海生藻类为主，至志留纪末期，原始植物开始登上陆地。
权威例句
Silurian and Devonian Radiolarians from the Kurosegawa Tectonic Zone, Southwest JapanSilurian-Devonian Paleobiology. (Book Reviews: Evolution and Extinction Rate Controls)
Sinistral transpression and the Silurian closure of Iapetus
Lower Silurian `hot shales' in North Africa and Arabia: regional distribution and depositional model
A Revised Macroevolutionary History for Ordovician-Early Silurian Crinoids
Laurussian Land-Plant Diversity During the Silurian and Devonian: Mass Extinction, Sampling Bias, or Both?
Coordinated stasis and evolutionary ecology of Silurian to Middle Devonian faunas in the Appalachian Basin
The Cambrian-Silurian tectonic evolution of the northern Appalachians and British Caledonides: history of a complex, west and southw...
Missing molluscs as evidence of large-scale, early skeletal aragonite dissolution in a Silurian sea
Evolution and environment in the late Silurian and early Devonian - The microfossil record of early land plants: advances in underst...
Silurian (adj.)
1708, "pertaining to the Silures," from Latin Silures "ancient British tribe inhabiting southeast Wales." Geological sense is from 1835, coined by Sir Roderick Impey Murchison (1792-1871) because rocks of this period are especially frequent in Wales.
1. A rift trough along Mianxian -Lueyang ophiolitic melange belt was formed from Ordovician to Silurian.
奥陶纪—志留纪大致沿勉略构造带形成南秦岭裂陷槽。
www.xjishu.com
2. These folded rocks are composed of medium to thick bedded limestone of Ordovician and of thin bedded shale and siltstone of Silurian.
这些褶皱岩层是由奥陶系的中层至厚层石灰岩以及志留系的薄层页岩和粉砂岩组成。
www.dictall.com
3. Based on the study of three sections, the Silurian strata of Xixiang can be divided into two formations : Lungmachi Formation and Cuijiagou Formation.
将该地区的志留纪地层划分为龙马溪组和崔家沟组，且首次建立起该地区志留纪的生物地层系统——笔石分带。
www.xjishu.com
4. The contact relationship between Silurian and Devonian is parallel unconformity.
泥盆系与志留系之间为平行不整合接触。
www.youdict.com
5. Comprehensive researches have concluded that the Heishan ophiolite was formed in Nanhua Ordovician period and its structural location in Silurian period early Middle Devonian epoch.
综合研究得出黑山蛇绿岩形成于南华—奥陶纪，构造就位于志留纪—早中泥盆世。
www.dictall.com
6. The Silurian in this area is tide-controlled coastline sedimentary environment and here mainly developed the tidal flat depositional system.
塔里木盆地塔中地区志留系沉积环境为潮控滨岸带，主要发育潮坪沉积体系，这在柯坪塔格组表现得尤为突出。
www.dictall.com
7. The Silurian in this area is tide-controlled coastline sedimentary environment and here mainly developed the tidal flat depositional system.
塔里木盆地塔中地区志留系沉积环境为潮控滨岸带，主要发育潮坪沉积体系，这在柯坪塔格组表现得尤为突出。
www.dictall.com
8. Lower Silurian Series
下志留统
-- 来源 -- 英汉 - 翻译参考[网络]
9. Silurian System
志留系
-- 来源 -- 英汉 - 短句参考
10. Silurian Period
志留纪
-- 来源 -- 英汉 - 短句参考
11. Middle Silurian Series
中志留统
-- 来源 -- 英汉 - 翻译参考[网络]
12. The other is concave upward with younger rocks of Silurian shale and siltstone toward the center of curvature. The former is called anticline and the latter syncline. The sides of the folds are known as limbs,
而另一个褶曲向上凹，较新的志留系页岩和砂岩位于弯曲的中心部位，前者被称为背斜，后者则称之为向斜，褶皱核部两侧叫做褶皱的翼部。
-- 来源 -- 英汉 - 翻译样例 - 工程
13. Early Silurian Epoch
早志留世
-- 来源 -- 英汉 - 翻译参考[网络]
14. These folded rocks are composed of medium to thick bedded limestone of Ordovician and of thin bedded shale and siltstone of Silurian.
这些褶皱岩层是由奥陶系的中层至厚层石灰岩以及志留系的薄层页岩和粉砂岩组成。
-- 来源 -- 英汉 - 翻译样例 - 工程
15. Middle Silurian Epoch
中志留世
-- 来源 -- 英汉 - 翻译参考[网络]
16. The Palaeozoic has been broken down into six smaller units of geological time called periods. Cambrian is the oldest period of the Palaeozoic followed successively by Ordovician, Silurian, Devonian, Carboniferous and Permian Periods.
古生代可划分成6个小的叫做纪的时间单位，寒武纪是古生代中最老的一个纪，然后依次为奥陶纪、志留纪、泥盆纪、石炭纪和二叠纪。
-- 来源 -- 英汉 - 翻译样例 - 工程
17. Any of numerous extinct colonial marine animals chiefly of the orders Dendroidea and Graptoloidea of the late Cambrian to the early Mississippian periods, whose fossil remains are often used to date the rocks of the Silurian and Ordovician ages.
笔石动物许多已绝灭的殖民地海洋生物中的任何一种，主要为寒武纪晚期到密西西比纪早期的树形笔石目及笔石纲的生物，其化石残存物常用于确定志留纪和奥陶纪岩石的年代
-- 来源 -- 英汉 - 短句参考
Silurian
