一处广受欢迎的悉尼海滩的砂质海底，这位女孩正以倾斜的姿式漂浮着，凭的只是一口气。
On the sandy floor of a popular Sydney beach, a girl floats in a prone position, her life held in a breath of air.
本文着重论述了在砂质海岸演变研究中，海滩状态，海滩地下水动力，砂坝动力学，海岸沙丘，近岸带过程等方面研究进展。
The paper reviews the progress in the researches on beach states, beach groundwater dynamics, sand bar dynamics, coastal dunes and nearshore processes in the sandy coast.
广西沿海主要岛屿区海滩沉积物分为砾质沉积、砂质沉积、生物碎屑沉积。
Seabeach sediment on the main island area of Guangxi coast can divided into gravelly, sandy, bioclastic deposition.
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