They dug into an area of 67 square metres, to which the monkeys bring stones from a nearby stream bed.

他们挖掘了一片67平方米的区域，猴子们从附近的河床上搬来石头。

Ned Land went westward up the coast; then, fording some stream beds, he reached open plains that were bordered by wonderful forests.

尼德·兰沿着海岸向西走了一会儿，涉水渡过一些急流，到了高地平原，边缘上尽是令人赞美的树林。

And Fremier says when she builds it, she basically unpacks the stream bed, making all those loose sands and gravels more mobile.

弗莱米尔表示，雌性鲑鱼挖好洞以后会在河床上产卵，让所有散沙和碎石更易流动。

The soil was almost entirely madreporic, but certain dry stream beds were strewn with granite rubble, proving that this island was of primordial origin.

土地差不多完全是由造礁珊瑚沉积形成的，但有些干涸了的急流河床，间杂有花岗石的残余，说明这岛的形成是在原始的太古时期。

So absolutely incredible, this started as just a couple of twigs across the stream bed and as you can see now, you know, we've got almost a meter difference in height between the water upstream and the water downstream.

这太不可思议了，一开始只是几根小树枝横在河床上，你现在看到了，上游和下游的水高度相差将近一米。