沉积是已搬运的物质再沉积下来.Deposition is the laying down of sediment that has been transported.他们磨磨蹭蹭不肯往前走, 就在这天晚上,他们开了小差,扛着搬运的东西溜走了 —— 一次地道的抗命叛逃.They jibbed, sneaked off with their load in the night - quite a muting.最后把它们搬运的大部分沉积物沉...