The rat had no morals, no conscience, no scruples, no consideration, no decency, no milk of rodent kindness, no compunctions (uneasiness of conscience, remorse), no higher feeling, no friendliness, no anything.
这只耗子不讲道义,没同情心,无所顾忌,不顾人,没有品德,没有啮齿类动物的仁慈心肠,从不会良心不安,毫无高尚情感,没有友情,什么好的地方都没有。