No, it's an alien world for me.
不，对于我来说那是一个完全陌生的世界。
Who better to explore this alien world than me?
谁比我更适合探索这陌生的世界？
The ignorant man is not free, because what confronts him is an alien world.
无知者是不自由的，因为他面对的是一个陌生的世界。
Alien world could host liquid water if it has 50 percent cloud cover, study says.
研究表明，如果外星星球覆盖50%云层就可能拥有液态水。
Alien world could host liquid water if it has 50 percent cloud cover, study says.
研究表明，如果外星星球覆盖50%云层就可能拥有液态水。
应用推荐