...布的一份报告中，2017年，欧洲和北美电力公司和核电站运营商已经遭遇被称为“蜻蜓”（Dragonfly）和“能量熊”（Energetic Bear）等与俄罗斯有关的黑客群体一系列网络攻击。
基于10个网页-相关网页
陆上食物是非常有限的，根本没有什么能与一只海豹所能给北极熊提供脂肪和能量相比。
Food onshore is very limited and there is simply nothing comparable to a seal that provides a polar bear with fat and energy.
北极冰帽会消融，令北极熊无家可归，更令地球能量平衡急剧改变。因为在夏季时，可反射光和热的冰层被颜色更深的海面所代替。
Arctic sea icecap disappears, leaving polar bears homeless and changing the Earth's energy balance dramatically as reflective ice is replaced during summer months by darker sea surface.
老虎或是北极熊的数量与捕食对象息息相关的这种脆弱性来自于维系大型肉食动物所需的能量。
The apparent vulnerability of tigers and polar bears to reductions in the availability of prey may be linked to the energetic costs of being a large carnivore.
应用推荐