我们可以发射一个着陆器，向该星球投放一个有钻头的探测器，钻通其几公里厚的冰面；或者尝试去寻找一个巨大的裂缝进入地下海洋。
We could send a lander to drop a drilling probe through the kilometers-thick ice or attempt to find a huge fissure to access the sub-surface ocean.
几乎每支队都选择沿着大裂缝搜寻，结果被带进了死胡同。大多数探测器要么摔残了，要么失去了联系。
Almost every team chose to follow a gully that led to a dead end, and this is where most rovers either broke down or lost communications.
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