adj.殘忍的；無情的

The ruthless enemy killed the old lady. 殘忍的敵人殺害了那位老太太。

To foreign observers, American capitalism looks ruthless. 對于外國人來說，美國的資本主義看起來是殘忍的。

He's a ruthless businessman, as I know to my cost. 我吃了苦頭后才知道他是個無情的商人。

adv.無情的；殘忍的；冷酷的

n.無情；殘忍；冷酷