Microscopically the ores are medium grained to amorphous.显微镜下,矿石为中粒至非晶质.The only local coarse - grained sand - stones in the uppermost part are important for uranium.仅最上面局部的粗粒砂岩对铀是有利的.Fine - grained clay may settle out i...
Some of the prints were badly discoloured.有些图片褪色严重。Spilt acid discoloured the floor.泼出的酸弄得地板褪色.Sunlight had discoloured the bright red curtain.日照使这朱红(色的)窗帘褪了色....
这家商店每星期五早晨盘点存货.The shop takes stock every week on Friday mornings.下星期我们暂停营业盘点存货.Next week we shall be closed for stock - taking.这家食品店每周盘点存货.The food store took stock every week....