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.

当河湖泊或水库时，若河的密度是高于湖泊，这时河就会没湖泊的底部形成异重。

Hills melt into the sky.

群山渐渐天际。

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.

当河流泊或水库时，若河的密度是高于泊，这时河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，这时河川就会入湖泊的底形异重流。

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.

当河川流入湖泊或，若河川的密度是高于湖泊，这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.

当河湖泊或水库时，若河的密度是高于湖泊，这时河就会没湖泊的底部形成异重。

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.

当流入湖泊或水库时，的密度是高于湖泊，这时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.

当河川流入泊或水库时，若河川的密度是泊，这时河川就会没入泊的底部重流。