cruel
单词辨析：
指极为残忍、暴力、野蛮的，强调没有同情心，含不择手段的意味。
brutal killing/murder/rape
野蛮的杀害/谋杀/强奸
The brutal attack on defenseless children and women was strongly criticized.
对手无寸铁的妇女和儿童进行的野蛮攻击遭到了强烈谴责。
普通用词，主要指行为或态度残忍的。
His cruel father nearly beat him to death.
残忍的父亲差点把他打死。
Fate dealt her a cruel blow.
命运给她以惨痛的打击。
He was criticized for his cruel acts.
他因行为残忍而受到谴责。
指为了达到个人目的而对他人的痛苦毫无怜悯之心的。
He is a ruthless adversary.
他是个冷酷无情的对手。
The dictator was ruthless in getting what he wanted.
那个独裁者为达目的不择手段，残酷无情。
相关例句：
In the old society, owing to cruel exploitation and succesive years of tangled warfare among warloads, the labouring people led a vagrant life.
在旧社会，残酷的剥削和连年不断的军阀混战，使劳动人民过着颠沛流离的生活。
It is plainly cruel to keep turtles as pets.
显然，养海龟作宠物十分残忍。
It's cruel to make fun of a cripple.
取笑瘸子是残忍的。
He did not think he was any more cruel, any more vengeful than other men.
他认为自己并不比其他人更冷酷，也不比别人更爱报复。
It is cruel of him to make the donkey carry such a heavy load.
他真心狠，让驴驮这么重的东西。
Children can be so cruel
孩子有时可能会相当残忍。