Scientists have long suspected that several factors lead to greater temperature swings at Earths polar regions than elsewhere.

长期以来，科学家们一直怀疑有几个因素导致了地球极地地区比其他地区更大的温度波动。

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Scientists have long suspected that several factors lead to greater temperature swings at Earth's polar regions than elsewhere.

长期以来，科学家们一直怀疑，有几个因素导致了地球极地地区比其他地区更大的温度波动。

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Over the long term, that protects the company from currency swings, he says.

他说，长远来看，这能保护公司不受汇率波动的影响。

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They could not cope with the behaviour swings and long bouts sadness.

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Though I have little faith in internet stocks over the long haul, their wild swings are capable of ruining anyone foolhardy enough to short them.

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After taking 29 grounders hit at him at third, A-Rod took 66 swings, including several long opposite-field homers, during batting practice.

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