她没有抱怨生活 » She did not complain about life 你让我心有余而力不足 » You make my flesh 好奇怪，现在居然不困，不想睡觉？ » Not surprisingly, it is now so strange, difficulties do not want to sleep?
The acid from the lime, lemon or orange juice changes the structure of the proteins in the fish much in the same way that heat does. (If youmake it at home, you can observe the flesh turning from translucent to opaque.) Therein lay my answer.