Vision is used by micro bats to travel over long distances beyond the range of echolocation.

微型蝙蝠利用视觉进行超出回声定位范围的长距离飞行。

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Less colorful birds and animals that inhabit the rain forest tend to rely on other forms of signaling other than the visual, particularly over long distances.

生活在雨林中、且色彩并不那么亮丽的鸟类和动物往往依赖于视觉信号以外的其他信号形式，尤其是在传递长途信号的情况下。

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The group is working to promote the adoption of broadband wireless access over long distances.

该集团正在致力于推广远距离宽带无线访问的采用。

《柯林斯英汉双解大词典》

The device made it possible to strengthen radio signals and to send them over long distances.

VOA: special.2010.01.31

Mister Kao discovered how to transmit,or send,light signals over long distances through optical glass fibers.

VOA: special.2009.12.08

Extremely useful still for freight but less so for the movement of people over long distances.

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These costs also, of course, feed through into the costs of anything traded over long distances.

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But modern drip irrigation uses underground computerized probes and long plastic tubes to slowly release water over long distances.

BBC: The Negev desert wine route