While powering a nuclear reactor, these fuel rods become very, very hot.

在为核反应堆提供动力时，这些燃料棒会变得非常烫手。

Officials in both countries also said the loss of the vessel presents no atomic threat despite the presence of both nuclear missiles and a nuclear power reactor on the submarine. NPR's David Malthus has a report

美俄两国的多位官员还表示，这艘核潜艇虽然沉没了，而且船上有带核弹头导弹和核动力反应器，但不会造成重大威胁。下面请听大卫·马尔萨斯为您发回的报道。