n.無情;殘忍;冷酷
Oh, yes, he had a streak of ruthlessness that rivaled Peter's, but he had the decency to be appalled by his own brutality. 哦,是的,他有著可與彼得抗爭的冷酷無情的氣息,但是他正派得會為自己的殘忍而駭怕。
Ruthlessness is the kindness of the wise. 冷酷是智者的仁慈。
She doesn't have the ruthlessness required to succeed in business. 要在生意場上干出一番名堂,她缺乏必要的冷酷心腸。