但是这种冰雪盖的逐渐消融使得更多的深色海洋、陆地和植被暴露在太阳的直接辐射之下，从而使它们可以吸收更多的太阳能并变暖。
But the gradual melt-back of that cover exposes more of the dark ocean, land and vegetation to the direct rays of the Sun, allowing them to absorb ever more solar energy and warm up.
乞力马扎罗山峰冰雪消融的标志是在20世纪50年代早期开展的原子能测试产生辐射尘的放射性特征。
One marker of ice loss on Kilimanjaro was the radioactive signature of fall-out from atomic tests carried out in the early 1950s.
心房颤动的导管消融治疗操作复杂、辐射时间长，辐射防护问题不容忽视。
Catheter ablation of atrial fibrillation is usually done with complex technique and long time of radiation, and radioprotection can not be overlooked thereby.
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