英语语法分析

Greek researchers from the University of Athens Medical School, Athens, Greece, tried to figure out why people on the Greek island of Ikaria live a lot longer than we do.

希腊雅典的雅典医学院研究人员一直试图弄清楚——为什么希腊伊卡里亚岛居民的寿命比正常人长很多。