ruthless behavior

• 残忍的行为； 冷酷的态度

ruthless behavior的用法和样例：

例句

1. The ruthless enemy killed the old lady.
   残忍的敌人杀害了那位老太太。
2. To foreign observers, American capitalism looks ruthless.
   对于外国人来说，美国的资本主义看起来是残忍的。
3. William has all the marks of a successful and rather ruthless man.
   威廉有可能成为一个成功者，但也可能是一个相当冷酷的人。
4. In his early years, Yasser Arafat gained a reputation as a ruthless terrorist.
   阿拉法特早年以冷酷的恐怖分子著称。