and the bike was also used to get groceries, saving us from having to walk long distances from where we live.

positive lightning ionizes the atmosphere more efficiently than negative lightning and can therefore travel longer distances.

正电荷闪电比负电荷闪电更能有效地将大气离子化，因此流动的距离也越长。

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techniques reside in the fact that sound waves can propagate considerable distances in dense liquids and solid where light cannot.

声学方法的优点在于声被在稠密液体或固体中可以传播很远，而光却不能。

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travelers fly great distances to see the striking moai of rapa nui or the dramatic otherworldly landscapes of hawaii.

旅行者飞越千山万里去看著名的魔埃或者夏威夷超凡脱俗的地貌。

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stopping distances increase with speed but the range of your headlamps does not.

煞车距离随车速增加，但大灯的照明范围则不会扩大。

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underground water can flow very large distances and can be kept in underground reservoirs for a very long time .

地下水可流很大范围，可以保存在地下蓄水库很长时间。

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the results proved the technique would have made it possible to move very heavy weights long distances.

结果证明该项技术可以将非常重的物体运送到更远的距离。

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take this example: back in the mid-60s predictions were made about how humans perceived vertical and horizontal distances differently.

举个例子来说：在上个世纪60年代中期，有研究者预测了人类在感知垂直和水平距离如何不一样。

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in hyperspace, there is no limit to how fast a starship can travel, and thus interstellar distances can be traversed in mere minutes.

在超空间里，星际飞船的速度是没有极限的，这样，仅仅几分钟内就能完成星际旅行。

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middle distance running involves popular race distances with performance dependent on a number of physiological factors.

中东长跑比赛距离涉及流行与性能取决于许多生理因素。

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there were exceptions to this, and the role of the railway in shrinking distances within china in the early 20th century should be noted.

（这里有个例外，在20世纪初期中国铁路扮演的缩短了国内距离的角色是应该被记住的）。

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of his now-iconic mask paintings, zeng has said that he was interested in exploring the distances between people.

谈论他招牌的《面具》创作时，曾梵志曾说他对探索人与人之间的距离相当有兴趣。

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he revealed the secret of a sextant. a device for mastering distances at sea, it could turn tides, winds and waves into powerful allies.

他透露了六分仪的秘密，这是航海时测量距离的仪器，它能将潮流、风和浪变成强大的联合。

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the gas can remain in the atmosphere for weeks after being emitted and can therefore travel long distances from the fire that produced it.

这种气体能在散发之后在大气中停留数周，并能作远距离的散布。

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over those distances, even a sharp laser beam would spread to thousands of kilometres wide by the time it reached earth.

在这种距离下，即便是聚焦良好的光束到达地球时也会分散到上千公里宽的面积上。

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critics aren't so sure, especially since the skycar isn't designed to go long distances on the ground.

评论家们对这一点并不确定，尤其因为Skycar并非设计用来在陆地上进行长途旅行。

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kao, 75, pioneered the art of sending information down pure glass fibres at the speed of light and over distances of thousands of miles.

75岁的高昆是信息沿纯玻璃纤维以光速传输达数千公里技术的先驱者。

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moving soybeans from south america to asia requires longer transit times than u. s. beans since the distances are much greater.

将大豆从南美运往亚洲比从美国运往亚洲需要更长的时间，因为距离远得多。

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gene flow was smooth between most populations, which led to inconsistency between geographical distances and genetic distances.

大多数群体间基因流通畅，使得群体间地理位置的远近与遗传距离不完全一致。

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optical fiber carrying infrared light is already the most widely used means of sending data at high rates over long distances.

在远距通讯里，载有红外光的光纤是高速通讯里最被广泛运用的方法。

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he grew up doing what prairie chicken do-scratching at the dirt for food and flying short distances with a noisy fluttering of wings.

渐渐的他长大了，却做着山鸡所做的事---从泥土里寻找食物，做短距离的飞翔，翅膀还啪啪作响。

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