justify与warrant这两个动词均含“为……提供理由或根据”之意。
justify : 强调所提供的根据或理由不仅会迎合理性还满足了良心，并且含“如果不提供理由辨护就会受到非难”的意味。
- I can't really justify taking another day off work.
我真的找不出理由再多休一天假了。 - Are you sure that these measures are justified?
你确定这些措施合理吗？ - It was the only thing that I could do - I don't have to justify myself to anyone.
这是我唯一能做的——我不必向任何人解释。
warrant : 指有充分的理由或有必要做某事。
- Obviously what she did was wrong, but I don't think it warranted such a severe punishment.
显然她做得不对，但我认为她不应该受到如此严厉的惩罚。 - It's a relatively simple task that really doesn't warrant a great deal of time being spent on it.
这是一个相对来说比较简单的任务，不必在上面花费大量的时间。
