ice cap

冰盖, 冰冠

例句与用法：

Steve and Jack gave a talk about their trek across the Polar ice cap. It was very interesting but it made my hair stand on end just to hear about the dangers they faced.

史蒂夫和杰克讲述了他们在极地冰盖的一段艰苦跋涉，故事津津有味，只是听到他们遇到种种险情时，我吓得很。

详细释义：

ph.

【地】(高山上常年不化的)冰帽, 冰盖, 冰冠