Earlier this week another of the quintet, Russia, sent a submarine to the ocean floor at the North Pole, planting a flag on part of the sea bed that it claims is an extension of the Siberian continental shelf.
Earlier this week another of the quintet, Russia, sent a submarine to the ocean floor at the North Pole, planting a flag on part of the sea bed that it claims is an extension of the Siberian continental shelf.
上周早些时候，五国之一的俄罗斯派遣一艘深海潜水器前往北冰洋底，在海床上插上了一面俄罗斯国旗，该国声称这一地区的海床是西伯利亚大陆架的延伸。