Gneiss, a metamorphic rock, can be commonly found in Precambrian areas.片麻岩, 变质岩, 可以发现,在常见的前寒武纪地区.Precambrian time for as much as eighty - five percent of all geological time.从前寒 武 世纪以来地球地面大部分被冰川所覆盖的任何地质年代.Late Precambria...
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。Gneiss, a metamorphic rock, can be commonly found in Precambrian areas.片麻岩, 变质岩, 可以发现,在...
由于研究而得来的每一项增产, 激励着农民实行更集约的栽培.With each yield increase due to research, farmers were stimulated to practice more intensive culture.在集约的草地管理中,氮肥必须是合理使用的一种手段,而不是一种嗜好.Fertiliser nitrogen must be a sensibly used tool and not ...
The outburst was inconsistent with the image he has cultivated.这样大发脾气与他所树立的个人形象不相称。Marcus remained placid in the face of her outburst.马库斯面对她的发作保持平静。Five people were reported killed today in a fresh outburst of violence.据...