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- Marine volcanics of Early Ordovician was found in Zhifang region. 摘要纸房地区具有早奥陶世海相火山岩存在。
- Abundant Early Ordovician fossils are identified in the western part of Sanchakou. 在龙木错北新发现志留纪地层；
- It means that the transgression in the Early Ordovician was more extensive than that in the Cambrian. 这表明早奥陶世的海进比寒武纪的更甚了。
- The tectonic framework of North Qilian in Early Ordovician should be similar to that of the Bafin Bay and the Queen Elizabeth Islands. 北祁连早奥陶世海域与现在加拿大北部巴芬湾及伊丽莎白女王群岛的构造格局相似。
- These 22 points are divided into two groups, which,represent respectiyely, two graptolite types in the early ordovician, namely, the South China type and the Central China type. 在平面图中,22个点可划分为2个点群,分别代表中国早奥陶世的两大笔石动物群,即华南型笔石动物群和华中型笔石动物群。
- Study on petrology, geochemistry and isotope chronology shows that the metallogenesis is closely related to granite-porphyry, which belongs to the Early Ordovician adakite formed in volcanic arc. 花岗斑岩与成矿作用关系密切，从岩石学、岩石化学、年龄学等方面对花岗斑岩进行了研究，认为花岗斑岩属于志留世早期形成于火山弧环境的埃达克岩。
- We started early in order to arrive before dark. 为了在天黑前到达，我们很早就动身了。
- EARLY ORDOVICIAN LITHOFACIES AND PALEOGEOGRAPHY IN EAST NORTH-CHINA PLATFORM 华北地台东部晋冀鲁京津地区早奥陶世岩相古地理
- He come to the fore as a physicist at an early age. 他在早年就成了杰出的物理学家。
- I finished work unexpectedly early. 我的工作意外地提早做完。
- We will get up early and do some housework. 我们将早起并且做点家务。
- Forgive me so early to call up you please. 请原谅我这么早给你打电话。
- This Greek dish is of a very early date. 这个希腊盘子是很早时期的制品。
- We shall find out the truth early or late. 我们迟早会查明事实真相。
- I spent my early childhood in my hometown. 我在故乡度过了自己的孩提时代。
- I hope to get away early in the morning. 我希望一早就动身离开。
- He left an hour early for fear of missing the train. 他提早一小时离开，惟恐错过那次火车。
- She's wanted to go on the stage from an early age. 她从小就想当演员。
- The bush was planted early on in the season. 树丛在植树季节一到时就种下了。
- The enemy opened fire on our lines at early dawn. 拂晓时敌人向我防线开了火。
