While previously the gap between the continents had allowed a free flow of water, now the isthmus presented a barrier that divided the Atlantic Ocean from the Pacific Ocean.

以前，大陆之间的鸿沟允许水自由流动；而现在地峡形成了一道屏障，把大西洋和太平洋分隔开来。

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This gap can also lead to a language barrier that can prevent you from communicating effectively with your child.

因为代沟会导致语言障碍的出现，这种障碍会阻碍到你跟孩子的有效交流。

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Then one and then another of the boys came up on the far side of the barrier of rock, and he understood that they had swum through some gap or hole in it.

就在这时，一个又一个男孩从那块岩石的另一端浮上来。他明白了他们是从一个沟或沟里游过去的。

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Why does nobody address the barrier and the respect gap head on?

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Sunni and Shia politicians alike denounced the barrier for splitting Baghdad into cantons and widening the sectarian gap.

ECONOMIST: Do the people of Baghdad want security barriers? Yes and no

We talked about the handset's delightful zero-gap aluminum and plastic unibody and how HTC wanted to "break down that last barrier" of integrating antennae in a metal casing without making compromises.

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