So, even under normal situations, the gene flow among the subpopulations is more of an intermittent trickle than a steady stream.

所以即使在正常条件下，这些亚物种间的基因流动也更像是一条断断续续的细流，而不是一条不停流淌的小溪。

youdao

He makes a run for it, and he's quicker than normal, suddenly an Olympic runner - then he sees his reflection in a stream.

听到这话，亚克托安撒腿就跑。 速度比平时快了很多，突然间变成了一个奥运会的田径参赛者。

youdao

Now we must know, how sensitive must our RCD be, how is the "normal" current stream from our machine.

现在，我们必须知道，我们民盟必须有多敏感，是我们的机器“正常”从目前的资料流。

youdao

The cause of this cold lurch was seemingly settled some time ago when Wallace Broecker, a Columbia University geochemist, suggested that a North American ice sheet collapsed, flooding the Atlantic with fresh water, which interrupted the normal circulation of the Gulf Stream.

WSJ: Matt Ridley on New Support for a Global-Cooling Theory | Mind & Matter

Later in the summer, the jet stream moved back to its normal position and the usual rainfall service was resumed.

BBC: Scotland's summer of two halves

Warm conditions in the Atlantic and cooler conditions than normal in the Pacific Ocean also have forced the jet stream farther north and created a corridor for newly born hurricanes to move unimpeded from the ocean waters up the Atlantic coast, Liu said.

CNN: graphic