例句與造句

1. The entire Altiplano was originally a deep rift between the cordilleras that gradually filled with highly porous sedimentary debris washed down from the peaks.
2. Podzols are able to occur on almost any parent material but generally derive from either quartz-rich sands and sandstones or sedimentary debris from magmatic rocks, provided there is high precipitation.
3. There have been many eruptions also in which the quantity of broken sedimentary rocks that mingled with the ash is very great; as instances we may cite the volcanoes of the Eifel and the Scottish coalfields some old volcanoes are plugged with masses consisting entirely of sedimentary debris : in such a case it is supposed that no lava was ejected, but the cause of the eruption was the sudden liberation and expansion of a large quantity of steam.
4. It's difficult to find sedimentary debris in a sentence. 用sedimentary debris造句挺難的