这样, 冲积河槽水流既是塑造者,同时又是被塑造者.Thus, alluvial channel flows are simultaneously sculptor and sculpture.河水把下游那些 冲积 的河岸冲成很深的马蹄形曲线.The water cuts the alluvial banks of the " lower " river into deep horseshoe curves.两个地点土壤母质为河流冲积土....
我们打算把它当作是临时的代替物.It was intended as a stopgap.它们起着货币代替物的作用,被称为 ‘ 信用工具 ’.They perform the function of substitute money and are known as'instruments of credit '....