但是沙特阿拉伯却依然对任何一种改变谨慎提防，也因此成为了阿拉伯地区改革进程中一块巨大无比、看起来岿然不动的绊脚石。
But Saudi Arabia continues to be deeply wary of any sort of change, and thus remains a huge and seemingly immovable obstacle to region-wide reform.