天刚亮，我就从一片冲积扇区(峡谷山口的扇形沉积物)处开始了旅程，进入了卡顿·伍德山脉中的一个无名峡谷。
At first light, I started my trek up an alluvial fan into an unnamed canyon in the Cottonwood Mountains.
形成新加坡地质的三种主要岩石类型：火成岩、沉积岩和冲积岩。哪里是花岗岩的主要来源地？
Three main rock types make up the geology of Singapore: igneous, sedimentary and alluvium. Where is the main source of granite found?
潮湿气侯地区河道出口处的小冲积扇，其沉积物的混合通常也难以区别。
Small alluvial fans at mouths of wet weather drainage ways also are commonly intermixed in distinguishably.
应用推荐