1. Mars According to the best evidence gathered by space probes and astronomers, Mars is an
inhospitable planet.
据宇宙探测器和天文学家收集的有力证据，火星是一个人类不能居住的星球。
2. Refugees in
inhospitable regions have had to cope with sandstorms, lack of water, scorching sun during the day and freezing temperatures at night.
生活在恶劣条件中的难民经常不得不努力适应沙尘暴、缺水、白天的烈日和夜晚的寒冷。
3. Their impressive roots, which can be up to a foot long, allow them to thrive in
inhospitable environments, like big cities, where most flowers and weeds can't even survive.
它们那庞大伸展的根须能够延伸到很深的地底，足以保证在不大舒服的环境（如大城市）中旺盛的生长，而这些环境是许多花草所完全无法生存的。
