A good, satisfying job can be the product of years of education.
一个理想而令人满意的工作,是在接受几年的教育之下才能获得的。
and one odd finding that makes the problem puzzling is that it looks very much as if sleeping is not simply a matter of giving the body a rest.
一项使人对这个问题感到困惑的奇怪的发现是,睡眠在很大程度似乎并不仅仅是为了使身体得到休息。