The theory supposes the existence of life on other planets.
这个理论假定其他行星存在生命。
At the other end of the scale , life is a constant struggle to get enough to eat.
对于处在社会最底层的人来说,生活就是为吃饱肚子而不断挣扎的过程。
We will also tell about a historic record of rainy seasons in Asia, and the search for life on other planets.
VOA: special.2010.05.25
The same nations and the short life expectancy of birth probably the lowest quality of life in other areas.
这一数字在下降,在上述国家,新生儿预期寿命较短,某些区域生活质量极低。
For the Greeks,on the other hand as I've said, political society was essential for living any kind of a good life.
对于希腊人,就像我说的另外一方面,对他们而言,政治社会,是人们获得幸福生活的关键
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