Marlstone is a limestone based clay that acts similar Marl.泥灰岩石是与泥灰作用相似的一种以石灰石为基础的粘土.I will lay the foundation of the roof with the marl.我要用这些泥灰苫背屋顶.Hydrocarbon - generating process of marl is discussed by hydrous pyroly...
Revenues from "green taxes" could then be channelled back into energy efficiency.从“绿色税收”得来的收入便可回过头来用于提高能效。Deep grooves channelled the soft rock.在软岩石上形成许多深槽.The engineers channelled off the rising water of the river witho...
Rachel burst out as the door was flung open again.当门被再次猛地推开时，雷切尔冲了出去。"I absolutely hated school," Rachel says. "I skived off all the time."“我恨透了学校，”雷切尔说，“我总是逃学。”Rachel started forward on the sofa. — "You mean you've...
漂砾是由冰川搬运并在距发源地一定距离的地方堆积的巨砾.Erratics ate boulders transported by glaciers and deposited some distance from their point of origin.在沙漠地区我们经常看到有些巨砾已被不明显的原因破裂成碎片.In desert areas we often find boulders which have been shattere...