词典释义：
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Of course, at the speed of trains and planes, the effect is minuscule.
当然，以火车与飞机的速度，对时间膨胀的影响是很微小的。
《TED-Ed》《TED教育》
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Each coral struggles against its neighbors to gain more light at the speed of a few millimetres per year.
每株珊瑚每年生长数毫米，以此与邻居争夺阳光。
《Planet Ocean》《海洋星球》
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Grandpa Pig speaking. We're almost at your house. But the traffic is still moving at the speed of a snail. A very, very slow snail.
我是猪爷爷，请讲。我们离你家不远了，但是交通实在太堵了，动起来就像蜗牛，而且是一只非常非常慢的蜗牛。
《Peppa Pig Season 2》《粉红猪小妹 第二季》
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Grandpa Pig speaking. We're almost at your house. But the traffic is still moving at the speed of a snail. A very, very slow snail.
我是猪爷爷。我们就快到你家了。但是车流还是在以蜗牛的速度在移动。一只很慢很慢的蜗牛。
《Peppa Pig》《小猪佩奇（精选版）》
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Racing down fiber-optic cable at the speed of light to San Francisco, bouncing off a satellite in geosynchronous orbit to Lisbon, Portugal.
以光速在光纤电缆中传输到旧金山，再通过地球同步轨道卫星反射到葡萄牙的里斯本。
《The Big Bang Theory Season 1》《生活大爆炸 第一季》
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Even if ET has mastered building a rocket that can travel at the speed of light, he may be lying dead inside a weakened craft .
即使外星人已经掌握了制造一枚能以光速飞行的火箭的技术，他也可能死在了一架飞船里。
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Today people and goods travel by jet aircraft and fast ships, and information is transmitted at the speed of light over the Internet.
人和货物通过喷气式飞机和快船来流动，而信息是通过互联网以光的速度传送。
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Shared memory provides the fastest method of interprocess communication, because it processes read and write messages at the speed of memory transfers.
共享内存提供了最快的进程间通信方法，因为它以内存传输的速度来处理读写消息。
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The electron is not moving at the speed of light.
电子不是以光速运动的。
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At the speed of Goda's camera, there isn't enough light to magnify.
当达到Goda的这个相机的速度时，已经没有足够的光来放大了。