The bar was formed by the mud and sand deposited here over a long period of time.
河里的泥沙淤积在这里,年深日久便成了沙洲。
《新英汉大辞典》
2
Mud, mud, mud, mud, a lifeless, center of the pit, rolling the muddy and sticky mud bubbles, and perhaps had just died in the bar inside the fool very satisfied.