The broader your grin and the deeper the creases around your eyes when you smile, the longer you are likely to live.

　　你在微笑的时候嘴咧的越大，眼周围的皱纹越深，你可能活的越久。

　　Broader grins and wrinkles around the eyes reflect an underlying positive outlook on life that translates into better long-term health, the researchers believe.

　　大大的笑容和眼周深深的皱纹反应了你对生活潜在的态度，这种态度让你过一个长久健康的生活。