“不齿的”用英语怎么说？

背弃朋友是为人所不齿的.To betray a friend is ignoble.一夜暴富的人是被人们所不齿的.To be rich over night was despised at that time.纳耶夫王子在长期担任安全部门最高领导期间也曾有过人所不齿的经历.Prince Nayef's long career as security chief also has darker chapters....