ruthless
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：
Her lawyers have been ruthless in thrashing out a divorce settlement
她的律师在讨论离婚协议的过程中表现得非常坚决。
The President was ruthless in dealing with any hint of internal political dissent.
在处理任何内部政治分歧的苗头时，总统都毫不留情。
I had felt the almost ruthless power of the man.
我感觉到了这个人的近乎残酷无情的力量。
Simpson's ruthless ambition and weakness for self-promotion has not made him the most popular journalist in the BBC.
辛普森不择手段的勃勃野心和自抬身价的毛病使他没能成为英国广播公司最受欢迎的记者。
Be ruthless to the enemy and kind to our own people.
对敌狠，对己和。
Time, with you more ruthless, I love my poetry Lane will last forever.
时光，凭你多狠，我的爱在我诗里将万古长青。&莎士比亚。