恶毒坏脾气

例句：

1. 1. The tyrant's cruelty was so vicious that it nearly killed her.
   这个暴君的残忍几乎差点杀了她。
2. 2. The dog was vicious and bit the child when he tried to pet it.
   这只狗很凶猛，当孩子试图抚摸它时，它咬了孩子。
3. 3. The vicious cycle of poverty has been a constant threat to many families.
   贫困的恶性循环一直威胁着许多家庭。