GRE必备核心词组：a case in point

　　a case in point 绝佳例证

　　释义

　　If you say that something is a case in point, you mean that it is a good example of something you have just mentioned.

　　例句

　　In many cases political uncertainties are the cause of people fleeing their country. A case in point is post-Soviet Russia.

　　GRE

　　Researchers are finding that in many ways an individual bacterium is more analogous to a component cell of a multicellular organism than it is to a free-living, autonomous organism. Anabaena, a freshwater bacteria, is a case in point .

　　研究者们正在意识到，相比于一个独立的生命个体，细菌更接近于多细胞生物中的单个细胞。一种名为项圈藻的淡水细菌就是很好的例子。