鱼儿穿过水域，绕过岩石和瀑布，最终到达它们原来的小溪或湖泊。

Passing through waters, around rocks and waterfalls, the fish finally reach their original streams or lakes.

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然而，另一名实验人员哈姆纳发现，即使在南极，来自加利福尼亚的仓鼠也能保持它们原来的节奏。

Another experimenter, Hamner, however, discovered that hamsters from California maintain their original rhythms even at the South Pole.

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在她离开实验室之前，她把每件东西都准确地放在它们原来的位置上。

Everything was placed exactly where it used to be before she left the laboratory.

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So they'd much rather just stay the way they are and not have another electron come on, and it turns out that halogens have the highest electron affinities.

所以它们更愿意保持在原来的状态,不愿意再增加一个电子,结果卤族元素具有最高的电子亲和能。

麻省理工公开课 - 化学原理课程节选