As drs. miller and raison suggest , the theory that depression evolved to better resist infectious agents could lead to improvements within the field of immunology and novel treatments for depression .
Drs. miller and raison believe that acute ( or severe but short-term ) stress can not only lead to depression , but also jump-start the immune system .
米勒和雷森博士认为,急性(或严重但短期)压力不仅可以导致抑郁而且也起动免疾系统。
Whether you liken yourself to a towering tree or a blade of grass , whether you think you are a high mountain or a small stone , you represent a state of nature that has its own raison deter .
The announcement last month that conocophillips plans to break up into two separately traded companies took wall street by surprise , raising uncomfortable questions as to big oil 's raison d'etre .
I 'll let wood say it for himself : " greed & fear has to admit that dominique strauss-kahn has proved extraordinarily successful in re-inventing the imf by using the recent financial crisis in the west to re-invent the role of the imf , an institution which had outlived its raison d ' ê tre .