While it 's easy to identify obvious areas where change is needed ( think of eating too much fast food ) there are areas that just seem untouchable .
其实很容易发现那些需要改进的地方(想想你吃了多少的快餐),而有些情况确实是很难体会到的。
Two years ago , united were untouchable with ronaldo and rooney scoring every week but this year they have been unconvincing , especially away from home .