1400年之后不久，造船工人开始开发一种新型的船，这种船设计合理，可以在开阔的水面上航行：它就是卡拉维尔号。

Shortly after 1400, shipbuilders began developing a new type of vessel properly designed to operate in rough, open water: the caravel.

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从事该研究的希腊雅典医学院心脏病学家卡拉兰波斯•维拉科珀罗斯说，研究发现绿茶能够促进血液流动，并能增强动脉疏通能力。

The study showed that green tea improves blood flow and the ability of arteries to relax, said Charalambos Vlachopoulos, a cardiologist at the Athens Medical School in Greece who worked on the study.

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后更名为“卡拉辛”号的“斯维亚托·戈尔”号是俄国第二艘北极破冰船，建造堪称精良。

Ship 'Svyatogor' that was renamed into 'Krasin' later is the second Polar ice-breaker in Russia with the most perfect construction.

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