ice crust短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 冰壳 From models of magnetic forces, and images of its surface, scientists have long suspected that a giant ocean, roughly160km100 miles deep, lies somewhere between10-30km beneath the ice crust. 通过对磁场模型和木卫二表面的照片进行分析，科学家们早就怀疑在距其表面10-30公里处存在一个约160千米100英里深的大洋。 treasure.1x1y.com.cn