Hills melt into the sky.

群山渐渐没入天际。

From some field investigations (like Lake Constance and Lake Mead), the shape of a delta is not a Gilbert delta.Slope evolution between foreset and bottomset is not sharp but smooth.

当河川流入湖泊或水库时，若河川的密度是高于湖泊，这时河川就会没入湖泊的底部形成异重流。

Hills melt into the sky.

群山渐渐没天际。

From some field investigations (like Lake Constance and Lake Mead), the shape of a delta is not a Gilbert delta.Slope evolution between foreset and bottomset is not sharp but smooth.

当河川流或水库时，若河川的密度是高于，这时河川就会没的底部形成异重流。

Hills melt into the sky.

群山渐渐没入天际。

From some field investigations (like Lake Constance and Lake Mead), the shape of a delta is not a Gilbert delta.Slope evolution between foreset and bottomset is not sharp but smooth.

当河川流入湖泊或水库时，若河川的密度是高于湖泊，这时河川就会没入湖泊的底部形成异重流。

Hills melt into the sky.

群山渐渐没入天际。

From some field investigations (like Lake Constance and Lake Mead), the shape of a delta is not a Gilbert delta.Slope evolution between foreset and bottomset is not sharp but smooth.

当河川流入湖泊或水库时，若河川的密度湖泊，这时河川就会没入湖泊的底部形流。

Hills melt into the sky.

群山渐渐没入天际。

From some field investigations (like Lake Constance and Lake Mead), the shape of a delta is not a Gilbert delta.Slope evolution between foreset and bottomset is not sharp but smooth.

当河川流入水库时，若河川的密度是高于，这时河川就会没入的底部形成异重流。

Hills melt into the sky.

群山渐渐没。

From some field investigations (like Lake Constance and Lake Mead), the shape of a delta is not a Gilbert delta.Slope evolution between foreset and bottomset is not sharp but smooth.

当河川流湖泊或水库时，若河川的密度是高于湖泊，这时河川就会没湖泊的底部形成异重流。

Hills melt into the sky.

群山天际。

From some field investigations (like Lake Constance and Lake Mead), the shape of a delta is not a Gilbert delta.Slope evolution between foreset and bottomset is not sharp but smooth.

当河川流湖泊或水库时，若河川的密度是高于湖泊，这时河川就会湖泊的底部形异重流。

Hills melt into the sky.

群山渐渐没入天际。

From some field investigations (like Lake Constance and Lake Mead), the shape of a delta is not a Gilbert delta.Slope evolution between foreset and bottomset is not sharp but smooth.

当河流入湖泊或水库时，若河度是高于湖泊，这时河就会没入湖泊底部形成异重流。

Hills melt into the sky.

群山渐渐没入天际。

From some field investigations (like Lake Constance and Lake Mead), the shape of a delta is not a Gilbert delta.Slope evolution between foreset and bottomset is not sharp but smooth.

当入湖泊或水库时，若的密度是高于湖泊，这时就会没入湖泊的底部形成异重。