This paper deals with the recent advances on the study of polar lows occurred over the high latitude oceans.
论述有关发生在高纬度海洋上的极地低压研究的最新进展。
They may be polar opposites, but something is attracting two species of minke whales, producing at least one hybrid offspring, a new study says.
一项新的研究显示,两种分别生活正在南北极的小须鲸不知为何相会并生出一种混血鲸,而且可能不止生出了一头。
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