translation.en: The intense mixing, particularly the Drake Passage, which is shown by the box, is really one of the strongest currents in the world coming through here, flowing from west to east.
translation.zh: 尤其是方框中的德雷克海峡， 这里洋流交汇非常强烈， 其实是世界上 最强的洋流之一。 洋流从西到东穿过海峡。