Arctic sea ice follows an annual cycle of melting and refreezingmeltingand refreezing in the winter.

北冰洋的海冰,有融化和重新凝结的一年周期,夏融冬凝.

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The precipitation amount near the glacier showed different annual cycle compared with the nearby lowlands.

与山区外低地相比较,近冰川地区的降水量表现出不同的年变化过程.

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We are all aware of the annual cycle of the seasons and its effect on nature.

我们都知道一年内季节的循环以及它们对自然的影响.

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