The reason for a leap day or a leap year is because our calendar does not follow the Earth's orbit around the sun exactly.

闰日或闰年出现的原因是我们的历法并不精确地遵循地球围绕太阳运行的轨道。

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It was a giant leap suddenly to argue that the Earth orbits the sun, rather than the other way around, particularly without telescopes.

要知道当时尤其是在没有望远镜的情况下，突然声称地球围绕太阳运动而非相反是多么巨大的飞跃。

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Though he’d lost his precious limbs, he was not downhearted. Unable to leap and run, he moved around by crawling, and still enjoyed every day in a lively and cheerfully manner.

虽然太郎失去了宝贵的四肢，但是他并没有意志消沈，而是用匍匐前进来代替奔跑跳跃，活泼乐观地过着每一个日子。

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By changing the frequency of a radio transmission many times a second, causing it to leap around in an apparently random fashion, a radio signal could be made almost impossible to intercept.

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They were the gods from Olympus and there was a leap to us mortals walking around.

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This tyranny of unreasonableness in demanding of those around him to leap above and beyond what they assumed was only just possible, was a reflection of his complete belief, almost a religious devotion, in explosive inspiration over process.

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