Researchers found that marriage breakdown can take a significant toll on appearance.

　　研究人员发现，婚姻破裂会对人的外貌造成很大的影响。

　　They looked at identical twins, who would be genetically predisposed to age at a similar pace, to determine whether certain experiences affected ageing.

　　为确定某些经历是否会影响衰老，研究人员对同卵双生的双胞胎进行了研究，这些双胞胎在基因的设定下衰老速度完全一样。