词语

养虎遗患养着老虎留下祸患。比喻纵容坏人给自己留下后患。例楚兵罢食尽此天亡楚之时也，不如因其饥而逐取之。今释弗击此所谓“养虎自遗患”也。——《史记项羽本纪》英Rear a tiger is to court calamity; Cherish a snake in one's bosom;