n.欧罗巴（腓尼基王阿革诺耳之女）；（天）木卫二

Europa is the smallest of Jupiter's four Galilean moons.
欧罗巴是木星四颗伽利略卫星中最小的一颗。
Scientists believe there may be an ocean beneath Europa's icy surface.
科学家认为欧罗巴冰壳之下可能存在海洋。
The mission to explore Europa aims to find evidence of extraterrestrial life.
探索欧罗巴的任务旨在寻找外星生命存在的证据。
Europa has a heavily cratered, frozen landscape.
欧罗巴拥有一个布满陨石坑、冰雪覆盖的地貌。
NASA plans to launch a spacecraft called Clipper to study Europa in detail.
美国国家航空航天局计划发射名为“Clipper”的航天器详细研究欧罗巴。
Europa's unique geology makes it a prime candidate for astrobiological research.
欧罗巴独特的地质使其成为 astrobiology（天体生物学）研究的理想候选地。
Europa's atmosphere is primarily composed of oxygen molecules.
欧罗巴的大气主要由氧分子构成。
Future missions to Europa could pave the way for human exploration of the outer solar system.
未来对欧罗巴的探索任务可能会为人类探测太阳系外部开辟道路。
Europa's moonshine reflects a significant amount of light from Jupiter.
欧罗巴的月光从木星反射出大量光线。
Scientists have detected plumes of water vapor erupting from Europa's south pole.
科学家已经观测到欧罗巴南极喷发的水蒸气羽状物。