The other side of the bank, that morning, was in a heavy mist, and you could just see the tops of the trees. It was as though they were floating on the extendedriver.
那天早晨，河对岸有浓重的雾霭，我们只能看到树顶，就好像它们漂浮在蔓延开来的水面上。
2
And in 2009, the loop that once extended from the river has been reduced to a semicircular water body connected to the river only by a narrow channel.
另外，在2009年，那个一度从河流延伸出去的圈圈缩水成了一个半圆水体，仅凭一条狭窄水道连接着母河。
3
The relaxation iterative method for solving branch river networks is extended, which can turn the problem of any complex river networks into the problem of a series of single rivers.